A.  2 years

B.  3 years

C.  4 years

D.  5 years

1
Correct Answer :
4 years
Explanation :

Let the Current age of a youngest child be x years

The sum of all 5 childrens age is 50

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

=> x = 4

Age of the youngest child is x = 4 years


Interview Questions

MongoDB
Java Script
Node JS
PHP
JQuery
Python