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- 22, * 20, money will be coll, box by the time her daugi, years old?, continue in, ...,is 78?-, of the following APs:, O is, Here, the amount of money (in ?) put in the, (i) 18) 15 . 13,...-47, 2, fourth... birthday were respectively 100, 150, 200, 250, of the AP: 11, 8, 5, 2,., hose 11 th term is 38., Chapter 1), to solve when he was just 10 years old. He was asked to find the sum, the positive integers from 1 to 100. He iminediately replied that the sum is 5050. C, S = 1 +2 + 3+. ..+ 99 + 100 a, at, and the 16th term is 73, O dious and time consuming process? Can we make the process shorter? This, We consider the problem given to Gauss (about whom you read i, .7 Find the common differen, versed the numbers to write, 100 + 99 +, + 3 + 2 + 1, +(3 +98) + (2 +99) + (1, 00 times), Lo Test on AP, Page No:, Date., Exercise, 5.1 and S-2, 0 Does the List af wmbers čnvolved make, an auithmetic, togression and wkys, The, amount g acr, a cylindes ahen a, pumpsremoves, the cylinder, in, present in, Vaccum, Ig the ais semaining, at a fime, Jhe amount, 01M 3, svery year, depostisded at compound intenest, Tat, money in he account, when, Rs 10000, interest, annum, 0.2. Write, tirst foud tame, the AP, l625, d= -0025, d=/2, 0.3., Fiad, a, and, 3, 3, 13, 03M, 0.6,T07, ノ, ,2.81, 3.9, OR 6263, B. Arch DTE Code: AR 6885, || MBA DTE Code: MB 6136