The average of five numbers is 42. When one number is removed, the average of the remaining four numbers becomes 40. What is the number removed?
A. 48
B. 52
C. 44
D. 50
A. 48
B. 52
C. 44
D. 50
Best answer
Answer: D. 50
Answer: (D) 50
Sum of five = 210, sum of four = 160. Removed number = 210 − 160 = 50.
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