21861
Unique Id: 18908 Edit screen 1 Edit screen 2

DIRECTIONS for the question: Solve the following question and mark the best possible option.

The average age of 30 students in a class is 15 years. The average age of 20 students is 14. What is the average age of remaining 10 students?
A)
15 years
B)
17 years
C)
18 years
D)
19 years
E)
None of these

Question include in Following Tests :
Averages Level I - 03