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If the ratio of ages of A and B is 5 : 6 and sum of their ages is 55, what is the age of A?
Question

If the ratio of ages of A and B is 5 : 6 and sum of their ages is 55, what is the age of A?

A.

15

B.

25

C.

30

D.

18

Correct option is B


Given:
The ratio of ages of A and B = 5: 6
Sum of their age = 55
Solution:
Let the age of A = 5x
The age of B = 6x
According to the question
5x + 6x = 55,
x = 5
then the age of A = 5×5 = 25

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