The average of 8 numbers is 40. If one number is removed, the average becomes 38

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Question: The average of 8 numbers is 40. If one number is removed, the average becomes 38. What is the removed number?

Options:

Correct Answer: 42

Solution:

Total of 8 numbers = 8 * 40 = 320. Total of 7 numbers = 7 * 38 = 266. Removed number = 320 - 266 = 54.

The average of 8 numbers is 40. If one number is removed, the average becomes 38. What is the removed number?

The average of 8 numbers is 40. If one number is removed, the average becomes 38. What is the removed number?

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