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The average age of a class is 40 years. ...

The average age of a class is 40 years. 12 new students with an average age of 32 years join the class, there by decreasing the average by 4 years. What is the original strength of the class?

A

10

B

11

C

12

D

15

Text Solution

Verified by Experts

The correct Answer is:
C
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