The average of five numbers is 27. If one number is excluded, the average…
2017
The average of five numbers is 27. If one number is excluded, the average becomes 25. The excluded number is:
Answer: D. 35 — Total of five numbers = 5 x 27 = 135. Total of remaining four numbers = 4 x 25 = 100. Excluded number = 135 - 100 = 35.
- A.
25
- B.
27
- C.
30
- D.
35
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Correct answer: D
Total of five numbers = 5 x 27 = 135. Total of remaining four numbers = 4 x 25 = 100. Excluded number = 135 - 100 = 35.
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