A father is three time old as old as his son. After fifteen years the will be twice as old as his sons age at that time. Hence the fathers present age-

A father is three time old as old as his son. After fifteen years the will be twice as old as his sons age at that time. Hence the fathers present age- ?

Created: 1 week ago | Updated: 1 week ago | Created By:

Imran Ahmed

0 1

Best Answer Explained in Below-:

Let the ages of the father and his son be F and S respectively. Now, F = 3S or, S = F/3 After 15 years, F + 15 = 2(S + 15) or, F + 15 = 2S + 30 or, F - 2S = 30 - 15 or, F - 2(F/3) = 15 or, (3F - 2F)/3 = 15 or, F = 15 x 3 = 45

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A father is three time old as old as his son. After fifteen years the will be twice as old as his sons age at that time. Hence the fathers present age- ?

The ratio of number of boys to the number of girls in a certain school club is 3:4.if there are 5more girls than boys in the club ,how many girls in the club?

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