The sum of ages of 5 children born at the intervals of 3 years each is 50 years. Find out the age of the youngest child?	Choose the correct choice from the following answers:
A) 9  B) 8  C) 7  D) 6  E) 4
Let the age of the youngest child =x   Then, the ages of 5 children can be written as x,(x+3),(x+6),(x+9) and (x+12)   x+(x+3)+(x+6)+(x+9) +(x+12)=50   ⇒5x+30=50⇒5x=20⇒x=205=4   Answer is 4.
<result>E</result>
The sum of ages of 5 children born at the intervals of 3 years each is 50 years. Find out the age of the youngest child?