Question

A is younger than B by 5 years. If the ratio of A and B ages is 6:7 respectively, then find the age of A.

A 21 years Correct Answer Incorrect Answer
B 30 years Correct Answer Incorrect Answer
C 25 years Correct Answer Incorrect Answer
D 16 years Correct Answer Incorrect Answer

Solution

If B’s age be x years, then A’s age be (x - 5) years. According to question, => (x – 5)/x = 6/7 => 7x – 35 = 6x => x = 35 Therefore A's age = 35 – 5 = 30 years

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