Question

21. A man is 10 times older than his grandson. He is
also 54 years older than him. Find their present ages.
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Answer 1

Answer:

grandfather's age 60 years

grand son's age 6 years

Answer 2

Let grand daughter's age: x

∴ Grandfather's age: 10x

As per the questions

Grandfather's age = Grand daughter's age +54

10x=x+54

9x=54

x=6

Grand daughter's age =6 years