Quiz Discussion

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

Course Name: Quantitative Aptitude

  • 1]

    5:12

  • 2]

    7:12

  • 3]

    3:11

  • 4]

    5:11

Solution
No Solution Present Yet

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# Quiz
1
Discuss

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

Solution
2
Discuss

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

  • 1]

    1

  • 2]

    3

  • 3]

    4

  • 4]

    5

Solution
3
Discuss

The salaries A, B, C are in the ratio 2 : 3 : 5. If the increments of 15%, 10% and 20% are allowed respectively in their salaries, then what will be new ratio of their salaries?

  • 1]

    3 : 3 : 10

  • 2]

    10 : 11 : 20

  • 3]

    23 : 33 : 60

  • 4]

    Cannot be determined

Solution
4
Discuss

Two number 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]

    27

  • 2]

    33

  • 3]

    49

  • 4]

    55

Solution
5
Discuss

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

Solution
6
Discuss

In a bag, there are coins of 25 p, 10 p and 5 p in the ratio of 1 : 2 : 3. If there is Rs. 30 in all, how many 5 p coins are there?

  • 1]

    50

  • 2]

    100

  • 3]

    150

  • 4]

    200

Solution
7
Discuss

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

Solution
8
Discuss

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

Solution
9
Discuss

The fourth proportional to 5, 8, 15 is:

  • 1]

    18

  • 2]

    24

  • 3]

    19

  • 4]

    20

Solution
10
Discuss

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

Solution
# Quiz