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The average of 8 numbers is 40. If one number is removed, the average becomes 35

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Question: The average of 8 numbers is 40. If one number is removed, the average becomes 35. What is the removed number?

Options:

  1. 45
  2. 40
  3. 35
  4. 30

Correct Answer: 45

Solution: 

Total of 8 numbers = 8 * 40 = 320. Total of 7 numbers = 7 * 35 = 245. Removed number = 320 - 245 = 75.

The average of 8 numbers is 40. If one number is removed, the average becomes 35

Practice Questions

Q1
The average of 8 numbers is 40. If one number is removed, the average becomes 35. What is the removed number?
  1. 45
  2. 40
  3. 35
  4. 30

Questions & Step-by-Step Solutions

The average of 8 numbers is 40. If one number is removed, the average becomes 35. What is the removed number?
No concepts available.
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