The sum of ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child? Choose the correct choice from the following choices.
A) 4 years	B) 8 years	C) 10 years	D) None of these	E) CANNOT BE DETERMINED
EXPLANATION   Let the ages of children be x, (x + 3), (x + 6), (x + 9) and (x + 12) years.   Then, x + (x + 3) + (x + 6) + (x + 9) + (x + 12) = 50   5x = 20   x = 4.   Age of the youngest child = x = 4 years.   4 yearsnswer 4 years
<result>A</result>
The sum of ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?