The average of five numbers is 27. If one number is excluded, the average becomes 25. The excluded number is :

The average of five numbers is 27. If one number is excluded, the average becomes 25. The excluded number is :

A 25

B 35

C 45

D 55

Solution

Correct Answer: Option B

Excluded number = (27 x 5) - (25 x 4) = 135 - 100 = 35.