The average of 8 numbers is 34. If one number 56 is excluded, find the new average.
- A. 30.86 ✓
- B. 25.44
- C. 25.45
- D. 34.64
Correct answer
A. 30.86
Explanation
Total of 8 numbers = 272. New total = 272 - 56 = 216. New average = 216/7 = 30.86.
A. 30.86
Total of 8 numbers = 272. New total = 272 - 56 = 216. New average = 216/7 = 30.86.