Multiple Choice Questions on A says to B quot I am twice as old as you were when I was as old as you are If the sum of their ages........... for CDS Exam Preparation

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Multiple Choice Questions

A says to B quot I am twice as old as you were when I was as old as you are If the sum of their ages...........

Quantitative Aptitude (CDS) Problems based on Ages
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    A says to B " I am twice as old as you were when I was as old as you are. If the sum of their ages is 63 years. What is the difference Between their ages?

    6years

    Incorrect Answer

    16years

    Incorrect Answer

    8years

    Incorrect Answer

    9years

    Correct Answer
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    Explanation:

    A = 2×(B-x)

    A = 2( B-( A - B))

    A = 2 (B -A + B)

    A = 2B - 2A + 2B

    3A = 4B

    A/B = 4/3

    A:B = 4:3

    A = 4/7×63 = 36   ( age of A = 36years)

    B = 3/7×63 = 27   ( age of B = 27 years)

    difference between their ages = 36-27 = 9 years

    By: bhavesh kumar singh
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