The average of 6 numbers is 75. If one number 20 is excluded, find the new average.
- A. 86 ✓
- B. 95
- C. 68
- D. 97
Correct answer
A. 86
Explanation
Total of 6 numbers = 450. New total = 450 - 20 = 430. New average = 430/5 = 86.
A. 86
Total of 6 numbers = 450. New total = 450 - 20 = 430. New average = 430/5 = 86.