Problems based on Ages

Quantitative Aptitude ( CCS)

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Three years ago, Poorvi was thrice as old as his sister Reena. After three years Poorvi will be twice as old as Reena. What is the present age of Reena?

10 years

6 years

9 years

15 years

Explanation:

P – 3 = 3 *(R – 3) —(1)
P + 3 = 2 *(R + 3) —(2)
Solving eqn (1) and (2) R = 9

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