Q153
The average age of the boys in a class is 16 years and that of the girls is 15 years. The average age for the whole class is-
A.
15 years
B.
15.5 years
C.
16 years
D.
Cannot be computed with the given information
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Clearly, to find average, we ought to know the number of boys, girls or students in the class, neither of which has been given.So. the data provided is inadequate.