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ee ee ey., 1. Ratio of the yan’ (2! 0 3, , , , , , ’ 8) out of which only one Is correct. Ch, ese one Is correct, Choose the carreet option, (a) 7 umber of Weeks to the number of months ina year is a, & Mary"s annuat income i, () 52:7 tts eras, income jis mms 48 3,60,000. Kati’s annual income is ® 4,80,000, The ratio of Kati’s im Mi, ee »-of Kiti’s income to: Mary, 3 © OF girls to boys (2.453 Gusts bps, 500 ys a School is 2 : 5. If the number of students is 1400, then the number of girls are, 4. The ratio of women labour 2 3° (c) 400 (d) 1900, aieiee © en labour in factory is 5:4, If number of men is 900, Then total number of workers, (2) 720, 6, @) 180 (©) 1125 (d) 2025, , 5. The ratio of radius to diameter op 4 cirele is, , COS ) 2:1, , , , (a) 7:12 (2) 12:7, 7. The ratio of angles of a triangle is 2: 3: 5. Then, , angles of the triangle are, (a) 72°, 100°, 18° (6) 36°, 54°, 90°, , (c) 18°, 27°, 135° (d) 90°, 45°, 45°, , 8. Monthly salary of Savita is € 60,000. If her month, her income is, / (a) 1:3 Caw (2:, 9. Fill in the blanks., (i) Quantities of same kind when compared by means, (ii) If terms of ratio do not have any common factor othe, (iii) Ifa: : d, then b and ¢ are called ..., (iv) Ifa: b=c: d, then a and d are called, (v) Ifa, b, c, d, are in proportion then c is called .., (vi) If two ratios are equal then they are in, 10. State whether the following statements are true or fall, @) 15:20=5:4. (, (iit) 1 dozen : 1 score = 3: 5., (») %1.25:%4=5: 16., , ae ee