Question

a father s' age is four times that of his son . after 5yrs it will be three times that of his son . how many more yes will take if father's age is to be twice that of his son
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Answer 1

Answer

20 years

Step-by-step explanation:

take out the father and sons age by the equation

3 (x+5)= 4x+5

x = 10

fathers age = 40

so now

2(10+x ) = 40+ x

x= 20

I have not written in systematic order as u was in hurry