Quiz Discussion

The ratio of the ages of a, b, c, d is 8:10:7:9 respectively. The oldest person is 9 years older than the youngest person. Find the age of a?

• 1]

  22

• 2]

  23

• 3]

  24

• 4]

  25

ratio of ages of B and G is 2:3. B present age is 24. If the ages of B , G and C are in continued proportion, find C age?

• 1]

  50

• 2]

  52

• 3]

  54

• 4]

  56

The ratio of number of 50 paise coins and 1 rs coins with ramya is 7:10 . If the value of 50 paise coins with her is rs 280 then what is the number of one rs coin with her

• 1]

  788

• 2]

  750

• 3]

  789

• 4]

  800

1: 3 = 5/3: x. The value of x is?

• 1]

  1

• 2]

  3

• 3]

  4

• 4]

  5

A policeman starts to chase a thief. When the thief goes 10 steps the policeman moves 8 steps and 5 steps of the policeman are equal to 7 steps of the thief. The ratio of the speed of the policeman and the thief is = ?

• 1]

  25 : 28

• 2]

  25 : 26

• 3]

  28 : 25

• 4]

  56 : 25

If a: b = 3:4, b:c = 7:9, c:d = 5:7, find a:d?

• 1]

  5:12

• 2]

  7:12

• 3]

  3:11

• 4]

  5:11

The fourth proportional to 5, 8, 15 is:

• 1]

  18

• 2]

  24

• 3]

  19

• 4]

  20

If a: b = 7: 5, b: c = 9: 11, find a: b: c?

• 1]

  63: 14: 55

• 2]

  63: 45: 55

• 3]

  14: 14: 15

• 4]

  7: 14: 15

Two numbers are in the ratio 3 : 5 If 9 is subtracted from each the new numbers are in the ratio 12 : 23 The smaller number is

• 1]

  28

• 2]

  33

• 3]

  49

• 4]

  55

If Rs. 782 be divided into three parts, proportional to 1/2 : 2/3 : 3/4, then the first part is:

• 1]

  Rs. 182

• 2]

  Rs. 190

• 3]

  Rs. 196

• 4]

  Rs. 204