The average of 6 numbers is 63. If one number 12 is excluded, find the new average.
- A. 81.43
- B. 63.33
- C. 73.2 ✓
- D. 63.02
Correct answer
C. 73.2
Explanation
Total of 6 numbers = 378. New total = 378 - 12 = 366. New average = 366/5 = 73.2.
C. 73.2
Total of 6 numbers = 378. New total = 378 - 12 = 366. New average = 366/5 = 73.2.