A father\'s age is four times the sum of ages of his two children. After 10 year his age will be twi

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17 May 2013 Age problem

A father's age is four times the sum of ages of his two children. After 10 year his age will be twice the sum of ages of two children. Age of father's will be.....

OPtion

1) 40
2) 42
3) 45
4) 50
5) 55
6) 60
7) 65
8) 68
9) 70
10) None of these

Solution

According to the given condition
x=4y (let father's age x and sum of two children's age y)
(x+10)=2(y+20)
By solving
we get father's age 60 year
option 6

Correct Option: 6 Best Solution (0)