A) 5 years
B) 7 years
C) 2 years
D) 3 years
E) 6 years
Correct Answer: C
Solution :
Let the actual average age of the class of 15 students be x years. Now, according to the question, \[15x=16(x+3)-50\] or, \[15x=16x+48-50\] \[\therefore \]\[x=2\,years\]You need to login to perform this action.
You will be redirected in
3 sec