The total age of A and B is 12 years more than the total age of B and C. C is how many years younger than A ?

A) 12 | B) 13 |

C) 14 | D) 15 |

Explanation:

(A+B) - (B+C) = 12

A - C = 12.

C is younger than A by 12 years.

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Subject: Problems on Ages - Quantitative Aptitude - Arithmetic Ability

A father said his son , " I was as old as you are at present at the time of your birth. " If the father age is 38 now, the son age 5 years back was :

A) 14 | B) 19 |

C) 33 | D) 38 |

Explanation:

Let the son's present age be x years .Then, (38 - x) = x x= 19.

Son's age 5 years back = (19 - 5) = 14 years

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Subject: Problems on Ages - Quantitative Aptitude - Arithmetic Ability

A person's present age is two-fifth of the age of his mother. After 8 years, he will be one-half of the age of his mother. How old is the mother at present

A) 38 | B) 40 |

C) 42 | D) 44 |

Explanation:

Let the mother's present age be x years.

Then, the person's present age = years.

2(2x + 40) = 5(x + 8)

x = 40

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Subject: Problems on Ages - Quantitative Aptitude - Arithmetic Ability

Six years ago Anita was P times as old as Ben was. If Anita is now 17 years old, how old is Ben now in terms of P ?

A) 11/P + 6 | B) P/11 +6 |

C) 17 - P/6 | D) 17/P |

Explanation:

Let Ben’s age now be B

Anita’s age now is A.

(A - 6) = P(B - 6)

But A is 17 and therefore 11 = P(B - 6)

11/P = B-6

(11/P) + 6 = B

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Subject: Problems on Ages - Quantitative Aptitude - Arithmetic AbilityExam Prep: GRE

Sachin is younger than Rahul by 7 years. If the ratio of their ages is 7:9, find the age of Sachin

A) 24.5 | B) 25.5 |

C) 26.5 | D) 27.5 |

Explanation:

If Rahul age is x, then Sachin age is x - 7,

so,

9x - 63 = 7x

2x = 63

x = 31.5

So Sachin age is 31.5 - 7 = 24.5

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Subject: Problems on Ages - Quantitative Aptitude - Arithmetic Ability