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 ?
Solution
Correct Answer: Option D
Let the age of the youngest child is 'X' years.
Then the child elder than the yongest is 'X + 3' yrs
Since each have 3yrs difference upto 5 children
And given that
=> X + X+3 + X+6 + X+9 + X+12 = 50
=> 5X + 30 = 50
=> X = 4 yrs.
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