At present a Grandfather is ten times older than his grand-daughter. He is also 72 years older than her. Find the present age of grandfather *
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Answer:Grandfathers age 80
Step-by-step explanation: Let grand daughter's age: x
∴ Grandfather's age: 10x
As per the questions
Grandfather's age = Grand daughter's age + 72
10x = x+ 72
9x= 72
x= 9 Divided by 72 = 8
Grand daughter's age = 8 years
∴ Grandfather's age: 80 years.
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