The average of 6 numbers is 81. If one number 88 is excluded, find the new average.
- A. 85.86
- B. 79.6 ✓
- C. 83.62
- D. 86.12
Correct answer
B. 79.6
Explanation
Total of 6 numbers = 486. New total = 486 - 88 = 398. New average = 398/5 = 79.6.
B. 79.6
Total of 6 numbers = 486. New total = 486 - 88 = 398. New average = 398/5 = 79.6.