The average of 5 numbers is 27. If one number 27 is excluded, find the new average.
- A. 21
- B. 27 ✓
- C. 31
- D. 29
Correct answer
B. 27
Explanation
Total of 5 numbers = 135. New total = 135 - 27 = 108. New average = 108/4 = 27.
B. 27
Total of 5 numbers = 135. New total = 135 - 27 = 108. New average = 108/4 = 27.