Age of grandfather is 72 years while his grandson's age is 12 years. The ratio of grandfather's age to grandson's age will be ____.

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Solution

Grandfather's present age is 72 years.
Grandson's present age is 12 years.

So, after 8 years, the ratio of grandfather's age to grandson's age will be,
$\frac{72}{12} = \frac{6}{1}$ = 6:1

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Present age of a grandfather is 72 years, while his grandson's age is 12 years. Then the ratio of their age after 8 years would be

If the present age of a grandfather is 72 years while his grandson's age is 12 years then find the ratio of their age after 8 years.

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Question 1(a)

Answer the following:

Take Sarita’s present age to be y years.

(i) What will be her age 5 years from now?

(ii) What was her age 3 years back?

(iii) Sarita’s grandfather is 6 times her age. What is the age of her grandfather?

(iv) Grandmother is 2 years younger than grandfather. What is grandmother’s age?

(v) Sarita’s father’s age is 5 years more than 3 times Sarita’s age. What is her father’s age?

Answer the following:

Take Sarita’s present age to be $y$ years.

(i) What will be her age $5$ years from now?

(ii) What was her age $3$ years back?

(iii) Sarita’s grandfather is $6$ times her age. What is the age of her grandfather?

(iv) Grandmother is $2$ years younger than grandfather. What is grandmother’s age?

(v) Sarita’s father’s age is $5$ years more than $3$ times Sarita’s age. What is her father’s age?

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