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Quantitative Aptitude

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Percentage & Averages

Question
9 out of 30
 

Two years ago a man was six times as old as his son. In 18 years he will be twice as old as his son. Their present ages are



A 32 years, 7 years
B 34 years , 9 years
C 36 years, 11 years
D 38 years, 13 years
E None of These

Ans. A Let two years ago son age was x then father age = 6x

2(x + 2 + 18) = (6x + 2 + 18)

2x + 40 = 6x + 20

4x = 20

X = 5

Present ages are 5 + 2 = 7, 6 x 5 + 2 = 32

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