Question

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Answer 1

Answer:

9.Let the age of grand-daughter be x and that of grand-father be y. It is given that grandfather is ten times older than his granddaughter. Hence, the age of the grandfather is 60 and that of granddaughter is 6.

10.Let Aman's son age =x

Aman's age =3x

Ten years ago, he was 5 times the age of his son.

Therefore, 3x−10=5(x−10)

3x−10=5x−50

2x=40

x=20

Aman's son is 20 yrs old

Explanation:

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