The average of 8 numbers is 74. If one number 27 is excluded, find the new average.
- A. 61.78
- B. 80.71 ✓
- C. 91.01
- D. 69.35
Correct answer
B. 80.71
Explanation
Total of 8 numbers = 592. New total = 592 - 27 = 565. New average = 565/7 = 80.71.
B. 80.71
Total of 8 numbers = 592. New total = 592 - 27 = 565. New average = 565/7 = 80.71.