Question

The sum of the ages of 5 children born at the intervals of 3 years each is 50 years. What is the age og the youngest child ?
A) 8 yrs
B) 16 yrs
C) 6 yrs
D) 4 yrs

Answer 1

where X is the age of the youngest child.
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Answer 2

Answer:

Let the ages of children be x, (x + 3), (x + 6), (x + 9), (x + 12) years.

According to Question now,

➳ x + (x + 3) + (x + 6) + (x + 9) + (x + 12) = 50

➳ 5x + 30 = 50

➳ 5x = 50 - 30

➳ x = 20/5

➳ x = 4 years

Therefore,the age of youngest child is 4 years.