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A is 20 years older than B. He is also 6 times as old as B.Then the respective age of A and B are ..... and .... years.?

24, 4
42, 7
30, 5
None of these

Correct Answer: 24, 4

Explanation:

Let the age of B be N years
According to the question
∵ N + 20 = 6N
∴ N = 4 years
∴ A's age = 4 x 6 = 24 years and B's age = 4 years

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