Question

The present age of a grand father is 4 years more than 9 times the age of his grand son. 40 years of father's age is 2 years less than 6 times the age of his son. The present age of grand father is ​

Answer 1

Answer:

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Answer 2

Answer:

let the age of grand son is x years

his father is 40 years old

then,

6x-2=40

=> 6x=40+2

=> 6x=42

=> x=42/6

=> x=7

so son is 7 years old

so, the present age of grandfather is

(9×7+4)years

=(63+4)years

=67 years