Question 1 :
A business man sells shirts at a profit of $\displaystyle 12\frac{1}{2}\%$ and invests the proceeds to buy pants which he sells at a profit of $20\%$. If he makes a net profit of Rs. $700$, the cost of the shirts is __________.
Question 2 :
A sum of Rs 1,550 was lent partly at 5% perannum and partly at 8% per annum simpleinterest. The total interest received after 3 yearsis Rs 300. Find the ratio of money lent at 5% to that at 8%?
Question 3 :
If the price of an article is increased by per cent $p$, then the decrease in per cent of sales must not exceed $d$ in order to yield the same income. The value of $d$ is
Question 4 :
Find the order relation between the following pairs of ratios. c is integer. $\displaystyle \frac{3}{5}, \frac{3+c}{5+c}$ where $c > 0$.
Question 5 :
Gauri went to the stationery stores and bought things worth Rs.25, out of which 30 paise went on sales tax on taxable purchases. If the tax rate was 6%, then what was the cost of the tax-free items?
Question 6 :
If the amount repaid is Rs. $450$ and the principal is Rs. $415$, then interest is equal to
Question 7 :
Difference between two selling price of a shirt at profits $4\%$ and $6\%$ is $Rs. 8,$ then the C.P of the shirt is
Question 8 :
The Banker's discount on a sum of money for $18$ months is Rs$600$ and the true discount on the same sum for $3$ years is Rs$750$/-. The percentage is:
Question 9 :
A vendor purchases $25$ dozen bananas at Rs. $12$dozon. Three dozongot rotten and had to be thrown away. He sells $10$ dozons at Rs.$18$ per dozonand the remaining at Rs. $1.25$ per banana. What is his profit percentage?
Question 10 :
Devendra, a computer accessories vendor gave a discount of $20$% on a pen-drive and his profit reduced from Rs. $200$ to Rs. $100$. What is Devendra's cost price?
Question 11 :
If salary of $X$ is $20\%$ more than salary of $Y$, then by how much percentage is salary of $Y$ less than $X$?
Question 12 :
Henry has Rs. $1200$ in a savings account that earns $12\%$ annually. How much will he have in $4$ years?
Question 13 :
A scored 30% marks and failed by 15 marks B scored 40% marks and obtained 35 marks more than those required to pass The pass percentage is
Question 14 :
Swara deposited Rs. 20,000 in a bank for 5 years at the rate 7 p.c.p.c. How much interest will she get?
Question 15 :
In how many years the ratio of the principal and its interest at $4$% per annum will be $5:2$?
Question 16 :
The $S.I.$ on a certain sum of money at $8\%$ p.a. for $6$ years is $\dfrac{1}{20}$ the square of sum. The sum is _________
Question 17 :
Shweta obtained $18$ marks in a test of $25$ marks. What was her percentage of marks?
Question 18 :
On what sum will the compound interest for 3 years at 5% per annum amount to Rs. 1,261?
Question 19 :
A shopkeeper allows a discount of 10% on the marked price of an item but charges a sales tax of 8% on thediscounted price. If the customer pays Rs. 680.40 as the price including the sales tax, then what is the marked price of the item ?
Question 20 :
Pradeep borrows Rs.$ 65,000$ at $10$% per annum at simple interest for $3$ years and lends it at $10$% per annum compounded annually for $3$ years. Find his gain (in Rs.) after three years.
Question 21 :
A trader sells rice at a profit of 20% and uses weights which are 10% less than the correct weight. The total gain earned by him is
Question 22 :
$405$ sweets were distributed equally among children in such a way that the number of sweets received by each child is 20% of the total number of children. How many sweets did each child receive?
Question 23 :
Mr.Z buys an article for Rs. 70/- and sells it at a loss of 20%. Then the sellingprice will be
Question 24 :
Peter invested an amount of Rs. 12,000 at the rate of 10 % p.a. simple interest and. another amount at the rate of 20 % p.a. simple interest. The total interest earned at the end of one year on the total amount invested became 14 % p.a. Find the total amount invested.
Question 25 :
Rakesh took a loan for 7 years at the rate of 6% p.a. S.I. If the total interest paid was Rs. 2100, the principal was <br/>
Question 26 :
Two numbers are $20\%$ and $25\%$ less than a third number respectively. How much $\%$ is the second number less than the first?
Question 27 :
When the base of a triangle is increased by $10\%$ and the altitude to this base is decreased by $10\%$, the change in area is
Question 28 :
Mr. Sharma bought a washing machine for Rs $4000$ on credit. The rate of interest for the first year is $5$% and for the second year is $15$%. How much will it cost him if he pays the amount after two years?
Question 29 :
A fruit seller bought some oranges at 4 for Rs. 3 and an equal number at 5 for Rs. 3. He mixed the two lots and sold these at 90 paise each. Find the gain or loss per cent.<br>C.P. of 1 orange of 1st kind = $Rs. \displaystyle \frac{3}{4}$<br>= Rs. 0.75<br>C.P. of 1 orange of 2nd kind =$Rs. \displaystyle \frac{3}{5}$<br>= Rs. 0.60<br>On mixing, C.P. of 2 oranges = Rs. 0.75 + Rs 0.60 = Rs 1.35 and S.p. of 2 oranges = $2 \times 90$ paise<br>= Rs. 1.80.
Question 30 :
A man sold two cycles for $Rs\ 1500$ each, gaining $Rs\ 20$ on one and saving $Rs\ 20$ on the other. Find his gain or loss percentage on the whole transaction?
Question 31 :
A shopkeeper purchases 11 pens for Rs. 10 and sells them at the rate of 10 for Rs.11, then the profit is
Question 32 :
The marketed price of a T.V. is Rs. $32,500$. After allowing a $20$% Diwali discount to customer, a shopkeeper still makes a profit of $30$%. Find the cost price of the T.V. 
Question 33 :
When the interest is compounded quarterly, there are four conversion periods in a year and the quarterly rate will be<br>
Question 34 :
A college has raised 75% of the amount it needs for anew building by receiving an average donation ofRs. 600 from the people already solicited. The peoplealready solicited represent 60% of the people, thecollege will ask for donations. If the college is to raiseexactly the amount needed for the new building, whatshould be the average donation from the remainingpeople to be solicited?
Question 35 :
A number is increased by $20\%$. By what percent the new number is decreased so hat the number restores the original value?
Question 36 :
Rs. $1200$ amounts to Rs. $1632$ in $4$ years at a certain rate of simple interest. If the rate of interest is increased by $1\%$, it would amount to how much?
Question 37 :
Bhuvan made a fixed deposit of Rs. 15,000 in a bank on 1.1.2007 for 219 days under 12% pa simple interest. Find out the maturity value.<br/>
Question 38 :
Difference between a rupee and 1 % of a rupee is
Question 39 :
The price of a table is Rs. $400$ more than that of chair. If $6$ tables of $6$ chairs together cost Rs. $4800,$ by what percent is the price of the chair less than that of the table?
Question 40 :
Mr. Jones gave 40% percent of the money he had, tohis wife. He also gave 20% of the remaining amount toeach of his three sons. Half of the amount now left wasspent on miscellaneous items and the remainingamount of Rs. 12,000 was deposited in the bank. Howmuch money did Mr. Jones have initially?
Question 41 :
A and B borrowed Rs. 4500 and Rs. 5000 respectively at the same rate of interest for 3 Y2 years. If8 paid Rs. 280 more interest than A. Then the rate of interest per annum is
Question 42 :
In an election between two candidates, one got $55\%$ of the total valid votes. $20\%$ of the votes were invalid. If the total number of votes was $7500,$ the number of valid votes that the other candidate got, was
Question 43 :
Kunal bought a suitcase with 15% discount on thelabelled price. He sold the suitcase for Rs. 2880 with20% profit on the labelled price. At what price did hebuy the suitcase?
Question 44 :
In an examination $42$% students failed in Hindi and $52$% failed in English. If $17$% failed in both of these subjects, the percentage of students who passed in both the subjects are
Question 48 :
At what rate of interest per annumwill a sum double itself in 8 years?
Question 49 :
A person takes a loan of Rs. 200 at 5% simple interest. He returns Rs. 100 at the end of 1 year. In order to clear his dues at the end of two years, he would pay
Question 50 :
Difference between a rupee and 1 % of a rupee is
Question 51 :
Venkat purchased $20$ dozens of toys at the rate of Rs. $375$ per dozen. He sold each one of them at the rate of Rs. $33$. What was his percentage profit?
Question 52 :
A trader marks his goods at $25\%$ above his cost price and allows a discount of $\displaystyle12 \frac{1}{2}$ $\%$ on purchases for cash payment. The profit percent he makes is: 
Question 53 :
The population of a city increase at the rate of $4\%$ per annum. there is additional annual increase of $1\%$ due to influx of job seeker. The $\%$ increase in the population after $2$ years is 
Question 55 :
Ram buys a wrist watch for Rs. 250 and spend Rs. 50 on its repairs. If he sells same for Rs. 450, find his profit percent.<br>
Question 56 :
If it is assumed that $60\%$ of those who receive a questionnaire by mail will respond and $300$ responses are needed, what is the minimum number of questionnaires that should be mailed?
Question 57 :
Ramu deposited Rs. 400 per month in a recurring deposit account for 2 years at 9% pa. Somu deposited Rs. 400 per month in a recurring deposit account for $2\dfrac{1}{2}$ years at 12% pa. Which of the following can be concluded about the interests to be paid to them on maturities of their deposits ?<br/>
Question 58 :
Simple interest on Rs. $500$ for $4$ years at $6.25\%$ p.a. is equal to the simple interest on Rs. $400$ at $5\%$ p.a. for a certain period of time. The period time is
Question 59 :
A man sells two horses for $ Rs. 1485$. The cost price of the first is equal to the selling price of the second. If the first is sold at $20\%$ loss and the second at $25\%$ gain, what is his total gain or loss (in rupees)?<br/>
Question 60 :
Sumeet took lean from bank at rate of $15$% pa SI. After 5 years, he had to pay $Rs.6800$ only for the period. Find the principal amount borrowed.
Question 61 :
A trader marks up the price of a product by $50$%. If the discount is increased from $10$% to $20$%, his profit comes down by Rs. $105$. What is the cost price of the product?
Question 62 :
Find the amount after 3 years if Sumeet lent out $Rs.10000$ at $5$% pa for 3 years
Question 63 :
Rajan invests an amount of Rs. 15860 in the names of his three sons Rohan, Sohan and Mohan in such a way that they get the same amount after 2, 3 and 4 years respectively. If the rate of simple interest is 5%, then the ratio of amounts invested among ohan, Sohan and Mohan will be<br>
Question 64 :
A grocer purchased $80$kg of sugar at Rs.$13.50$ per kg and mixed it with $120$kg sugar at Rs. $16$ per kg. At what rate should he sell the mixture (per kg) to gain $16\%$?
Question 65 :
Eden deposited Rs. $10000$ for $4$ year at a rate of $6$% p.a. Find the interest he got.<br/>
Question 66 :
A certain sum amounts to Rs. $ 1331 $ in $1 \dfrac{1}{2}$ years at $20\%$ p.a. compound interest compounded half yearly. Determine the sum.
Question 67 :
Sunil gets $10$ $\%$ more marks than Akbar. What percentage of marks does Akbar get less than Sunil?
Question 68 :
Sam buys $10$ apples for Rs.$1$. At what price should he sell a dozen apples if he wishes to make a profit of $25\%$?
Question 69 :
A shopkeeper purchases 11 pens for Rs. 10 and sells them at the rate of Rs. 11, then the profit is<br/>
Question 70 :
A trader marks his goods at 20% above the cost price He sold half the stock at the marked price one quarter at a discount of 20% on the marked price and the rest at a discount of 40% on the marked price His total gain is
Question 71 :
The average monthly income of a person in a certain family of $5$ members is $Rs. 1000$. What will be monthly average income of one person in the same family if the income of one person increased by $Rs. 12,000$ per year?
Question 72 :
SI on a certain sum is 16 over 25 of the sum. Find rate percent and time, if they are both equal.
Question 73 :
I derive an annual income of, Rs 688.25 from Rs 10000 invested partly at 8% p.a, and partly at 5% p.a. simple interest. What is the ratio of my money invested at 5% to the investment at 8%.
Question 74 :
The profit after selling a pair of trousers for Rs. $863$ is the same as the loss incurred after selling the same pair of trousers for Rs. $631$. What is the cost price of the pair of trousers?
Question 75 :
A factory kept increasing its output by the same percentage every year. Find the percentage if it is known that the output is doubled in the last two years.
Question 76 :
Ron purchased a table for Rs. $1260$ and due to some scratches on its top he had to sell it for Rs. $1197$. Find his loss percent.
Question 77 : <p>The difference between compound interest and simple interest on a certain sum of money in 2 years at 4% per annum is Rs. 5,000. Find the principal amount</p>
Question 79 :
The difference between simple interest and C.I. at the same rate for Rs. $5000$ for 2 years is Rs. $72$. The rate of interest is
Question 80 :
By selling 33 metres of cloth one gains the selling of 11 metres Find the gain percent
Question 81 :
In an election, candidate $A$ got $75\%$ of the total valid votes. If $15\%$ of the total votes were declared invalid and the total numbers of votes is $560000$, find the number of valid vote polled in favour of candidate.
Question 82 :
On selling a pen at $5\%$ loss and a book at $15\%$ gain Karim gains Rs. $7$. If he sells the pen at $5\%$ gain and the book at $10\%$ gain then he gains Rs. $13$. The actual price of the book is :
Question 83 :
A person invested part of Rs. $\,45000$ at $4\%$ and the rest at $6\%$. If his annual income from both is equal, then what is the average rate of interest?
Question 84 :
A car loan is offered at 8% annual interest, compounded annually. After the first year, the interest due is $240. What is the principal on the loan?
Question 85 :
The cost price of $9$ articles is equal to the selling price of $11$ articles. Then the loss percentage is
Question 86 :
If $200$students filled the form for entrance test and $180$appeared in the test out of which only $70$% have passed the test then the number of students who failed the test are
Question 87 :
Determine the principal when time $= 2$ years, interest = Rs.$ 1000$; rate $= 2$% p.a.<br/>
Question 88 :
Ramesh credits $15\%$ of his salary in his fixed deposit plan and spends $30\%$ of the remaining amount on groceries. If the cash in hand is Rs. $2380$, what is his salary?
Question 89 :
Sixty-five percent of a number is $21$ less than four-fifth of that number. what is the number?
Question 90 :
Two partners invest Rs. $12,500$ and Rs. $8,500$ respectively in their business and arrange that $60$% of the profit should be divided equally between them and the remaining profit treated as interest on the capital. If one partners share is Rs. $300$ more than that of the other, find the whole amount of the profit.
Question 91 :
Rs. $2500$ becomes Rs. $3100$ in four years when the interest is simple. If the rate of interest is increased by $4\% $, then what will be the total amount after two years?<br/>
Question 92 :
A soccer team played 160 games and won 65 percent of<br><br>them. How many games did it win?
Question 93 :
One trader calculates the percentage of profit on the C.P. and another calculates on S.P. when their selling prices are the same, then the difference of their actual profit is $85$ rupees and both claim to have made $20\%$ profit. What is the selling price of each?
Question 94 :
Wasim borrowed some money at $6\%$ p.a simple interest for the first four years, $8\%$ p.a. for the next three years and $10\%$ p.a for a period beyond $7$ years. At the end of $12$ years, he earned Rs$5880$ as simple interest. How much money did he borrow?
Question 95 :
What sum of money borrowed on $24^{th}$ May will amount to Rs.10,210.20 on $17^{th}$ October of the same year at 5 per cent per annum simple interest.
Question 96 :
Find the sum which amounts to $Rs. 2160$ in $2$ years at $4\%$ simple interest.
Question 97 :
The simple interest on a sum of money is $\dfrac49$of the principal and the number of years is equal to the rate of interest. The rate percent is-
Question 98 :
If x is the SI on y and y is the SI on z, the rate % and time being same in both cases, then the relation between x, y and z is
Question 99 :
A person invested in all Rs. $2600$ at $4\%, 6\%$ and $8\%$ per annum simple interest. At the end of the year, he got the same interest in all the three cased. The money invested at $4\%$ is :<br>
Question 100 :
A fruit seller bought fruits for $666$ and sold it for $777$. His gain percent is nearly
Question 101 :
The catalogue price of a V.C.P. is Rs. 7,200. Ifit is sold at a discount of 20% of thecatalogue price, a gain of 25% is made. Findthe gain or loss per cent, if the V.C.P. is soldfor Rs. 1,900.80 below the catalogue price.
Question 102 :
At Lincoln High School, approximately $7$ percent of enrolled juniors and $5$ percent of enrolled seniors were inducted into the National Honor Society last year. If there were $562$ juniors and $602$ seniors enrolled at Lincoln High School last year, which of the following is closest to the total number of juniors and seniors at Lincoln High School last year who were inducted into the National Honor Society?
Question 103 :
The difference between the selling price and cost price of an article is Rs. $200$. If the profit is $25\%$, then the selling price of the article is?
Question 104 :
What sum of money borrowed on $24^{th}$ May will amount to $Rs.10,210.20$ on $17^{th}$ October of the same year at $5\%$ per annum simple interest?
Question 105 :
 A survey of $1,067$ residents has been done to represent Florida city.It has been found  that $10$% of the  group does not like cheese, while the remaining $90$% does like cheese. . The survey is true with a $3$% margin of error $19$ times out of $20$. . The population of Florida city is $8.5$ million, find the best estimate of people who do not like cheese.<br/>
Question 106 :
Trader professes to sell his goods at a loss of $8\%$ but uses a weight of $900$ grams in place of a $1kg$ weight. What is his real loss or gain percent?
Question 108 :
Jim is able to sell a hand-carved statue for $\$670$ which was a $35\%$ profit over his cost. How much did the statue originally cost him?
Question 109 :
Seventy-five unfinished articles of the samekind were bought for Rs. 1,275 and Rs. 3 perarticle was spent on their finishing, Find theprofit per cent made if one-third of thesearticles were sold at , 26 each and theremaining at Rs. 22 each.
Question 110 :
Janet receives a $6$% commission for selling boxes of greeting cards. If she sells $12$ boxes for $ $40$ each, how much does she earn?
Question 111 : <b></b>Below given is the distribution of 2400 residents in terms of percentage.<table class="wysiwyg-table"><tbody><tr><td></td><td>Adult Male</td><td>Adult Female</td><td>Child</td></tr><tr><td>$\%$ Living in Uptown</td><td>$9$</td><td>$8$</td><td>$6$</td></tr><tr><td>$\%$ Living in Midtown</td><td>$22$</td><td>$20$</td><td>$15$</td></tr><tr><td>$\%$ Living in Downtown</td><td>$21$</td><td>$22$</td><td>$12$</td></tr><tr><td>$\%$ Living in Suburbs</td><td>$48$</td><td>$50$</td><td>$67$</td></tr></tbody></table>Centre Hill plans to annexe the area around a nearby lake. This new art of Centre Hill will be called, appropriately, The Annex. The Annex will add to the current population of Centre Hill. The perfect of adult males living in Uptown will decrease to $6\%$ after incorporating The Annex into Centre Hill. If the information from Part $1$ holds true for the original four districts of the city of centre Hill, then how many adults makes live in The Annex?
Question 112 :
A loss of $20$% is incurred when $6$ articles are sold for a rupee. To gain $20$% how many articles should be sold for a rupee?
Question 114 : Drink Sales for July<br/><table class="wysiwyg-table"><tbody><tr><td>Drink Flavor</td><td>16 oz.</td><td>24 oz.</td></tr><tr><td>WaterMelon<br/></td><td>$1525$</td><td>$3200$</td></tr><tr><td>Magrita<br/></td><td>$m$</td><td>$175$</td></tr><tr><td>Capuccino<br/></td><td>$s$</td><td>$4500$</td></tr><tr><td>Total</td><td>$3000$</td><td>$7875$</td></tr></tbody></table> The menu of a drink manufacturing is shown above. If $16$oz. cans represented $20\%$ of the total cappuccino cans sold, how many $16$oz of Magrita $m$ did the company sell?
Question 115 :
$A$ is $30$% more efficient than $B$. How much time will they, working together, take to complete a job which $A$ alone could have done in $23$ days?
Question 116 :
Rachel is planning to work at a restaurant.  She has two option, Restaurant A and Restaurant B. Restaurant A has a tip share of $7\%$, while Restaurant B has a tip share of $4\%$. Also restaurants make $ $1,100$ on an average, from one meal in evening. How much more Rachel can make in tips at Restaurant A than at Restaurant B if she worked $5$ evenings a week for $4$ weeks?
Question 117 :
A cricketer scored a total of $62$ runs in $96$ balls. He hits $3$ sixes, $8$ fours, $2$ twos and $8$ singles, What highest percentage of the runs that came in :
Question 118 :
In an election, a candidate secured 58% of the votes polled and won the election by 18,336 votes. Find the total number of votes polled and the votes secured by each candidate.
Question 119 :
A car is available for 200000 cash or 50000 down payment followed by 16 equal monthly instalments. If the total interest charged in this scheme is 10000, how much is each monthly installment?
Question 120 :
In an examination, there are three papers and a candidate has to get<b>35%</b> of the total to pass. In one paper, he gets<b>62</b> out of<b>150</b> and in the second<b>35</b>out of<b>150</b>. How much must he get, out of<b>180</b>, in the third paper to just qualify for a pass?
Question 121 :
Jessica opened a bank account that earns $2$ percent interest compounded annually. Her initial deposit was $ $100$, and she uses the expression $ $100{ \left( x \right) }^{ t }$ to find the value of the account after $t$ years.<br>What is the value of $x$ in the expression?
Question 122 :
By selling two articles, a man gains Rs.3,750 onthe whole, He sells one article for Rs. 69,000 at15% profit. Find the cost price of the other article,if it is sold at 20% loss.
Question 123 :
In an election between $2$ candidates, Bhiku gets $65\%$ of the total valid votes. If the total voteswere $6000$, what is the number of valid votesthat the other candidate Mhattre gets, if $25\%$ ofthe total votes were declared invalid,
Question 124 :
Sterling silver is $92.5$ $\%$ pure silver. How many grams of Sterling Silver must be mixed to a $90$ $\%$ Silver alloy to obtain a $500g$ of $91$ $\%$ Silver alloy?
Question 125 :
A sum of money under compound interest doublesitself in 4 years. In how many years will it become 16times itself?
Question 126 :
A retailer undertakes to supply $5000$ pieces of particular component at Rs. $100$ per piece. According to his estimates, even if $20$% fail to pass the quality tests, then he will make a profit of $33.33$%. However, as it turned out, $50$% of the components were rejected. What is the loss to the manufacturer?
Question 127 :
When $x\%$ of a number is added to $75$, the result is the number again. If the number is $300$, then $x$ is:
Question 128 :
Shruti lent some money to Pallavi at $5$%  p.a. simple interest. Pallavi lent the whole amount to Niki on the same day at $\displaystyle 8\frac{1}{2}$%  p.a. In this transaction after a year, Pallavi earned a profit of Rs. $350$. Find the sum of money lent by Shruti to Pallavi.
Question 129 :
Professor Mahajani and Vishwanathan teach sociology. Their students recently took their final exams, and the professor are preparing to grade them. If  If Professor Mahajani grades all the exams, he would take $50\%$ more time than Professor vishwanathan would take to grade all the exams. They estimate that it will take them $40$ hours to grade all the exams if they grade together. Which of the following equations best represents the situation described? <br/><br/>
Question 130 :
The monthly salary $S$ of a shop assistant is the sum of a fixed salary of $ $500$ plus $5$% of all monthly sales. What should the monthly sales be so that her monthly salary reaches $ $1500$
Question 131 :
A man buys goods at $25$% off the list price. He desires to mark the goods so that he can give a discount of $20$% on the marked price and still clear a profit of $25$% on the selling price. What percent of the list price must he mark the goods?
Question 132 :
Simple interest on a certain amount is $\displaystyle \frac{9}{16}$ of the principal. If the number representing the rate of interest in percent and time in year be equal, then time for which the principal lent out is 
Question 133 :
Shashi makes a fixed deposit of $Rs. 50000$in aBank for$73$days.If the rate of interest be$6.5\%$perannum what amount does she get onmaturity of$FD$?
Question 134 :
$A$ is $30$% more efficient than $B$. How much time will they, working together, take to complete a job which $A$ alone could have done in $23$ days?
Question 135 :
A shopkeeper makes a profit of $20\%$ on selling a transistor radio for Rs. $840$. For how much should he sell another transistor radio, whose cost price is Rs. $25$ more than the first one, to make the same percentage profit ?
Question 136 :
Thirty articles are bought at Rs. 450 each. if one-third of these articles be sold at 6% loss; at what price must each of the remaining articles be sold in order to make a profit of 10% on the whole ?
Question 137 :
The price of an item decreased by $20$% to $ $200$. then later the price decreased again from $ $200$ to $ $150$. What is the percent of decrease from the original to the final price of $ $150$
Question 138 :
A trader gives 25% discount on his articlesand still makes a profit of 25%. Find his profit per cent, if he sells his articles at their marked price.
Question 139 :
An amount at certain rate of compound interestbecomes Rs. 700 in 3 years and Rs. 756 in 4years. Rate of interest is:
Question 140 :
The interest on a certain sum of money is $0.18$ times of itself in $3$ years. Find the rate of interest.
Question 141 :
A person deposited $Rs. 400$ for $2$ years, $Rs. 550$ for $4$ years and $Rs. 1200$ for $6$ years at the same rate of simple interest. If he received a total interest of $Rs. 1020$, what is the rate of interest per annum?
Question 142 :
The population of a country increased by an average of $2$% per year from $2000$ to $2003$. If the population of this country was $2,000,000$ on December $31$, $2003$, then the population of this country on January $1$, $2000$, to the nearest thousand would have been
Question 143 :
Principal $= 2500$, rate $= 6$%, time$= 4$ years. Calculate the interest.
Question 144 :
A small business office bought a used copy machine for $75$ $\%$ of the original price. If the original price was $ $3,500$, how much did the office pay for the copy machine?
Question 145 :
An amount at certain rate of compound interestbecomes Rs. 700 in 3 years and Rs. 756 in 4years. Rate of interest is:
Question 146 :
This year, a salesman sells a total of $\$ 60,000$ worth of steak knives by going door-to-door. This represents a $20\%$ increase from the year before. What was the value of his sales last year?
Question 147 :
A college has raised $75\%$ of the amount that is needed for a new building by receiving an average donation of $Rs. 600$ from the people already solicited. The people already solicited represent $60\%$ of the people, the college will ask for donations. if the college is to raise exactly the amount needed for the new building. What should be the average donation from the remaining people to be solicited ?
Question 148 :
Rohit bought $20$ soaps and $12$ toothpaste . He marked up the soaps by $15$% on the cost price of each and the toothpastes by Rs. $20$ on the cost price of each. He sold $75$ $\%$ of the soaps and $8$ toothpastes and made a profit of Rs. $385$. If the cost of a toothpaste is $60$ $\%$, the cost of a soap and he got no return on unsold items, what was his overall profit or loss ?
Question 149 :
Simple interest on a certain sum at a certain annual rate of interest is $\dfrac{1}{9}$. If the numbers representing rate percent and time in years be equal, then rate of interest is :
Question 150 :
Find the profit per cent or loss per cent made in each of the following cases, when :<br/>by selling 20 identical articles, a shopkeeper gains equal to C.P. of 5 articles.
