Question

3. The sum of the ages of a father and his son is 45 years and ratio of their ages is 7 :2
Find their ages.​

Answer 1

Answer:

age of son = 10 yrs

age of father = 35 yrs

Explanation:

lets father's age be 7x and son's age be 2x

7x + 2x = 45

9x = 45

x = 5

Father's age = 7x = 7 x 5= 35 yrs

Son's age = 2x = 2 x 5 = 10 yrs

Answer 2

Answer:

let the ratio be their ages

father's age = 7x

son's age= 2x

given,

the sum of their ages is 45years

since, 7x+2x= 45

9x=45

x= 45

9

x=5

Step-by-step explanation:

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