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The average of 5 numbers is 15. If one number is 25, what is the average of the

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Question: The average of 5 numbers is 15. If one number is 25, what is the average of the remaining numbers?

Options:

  1. 10
  2. 12
  3. 15
  4. 18

Correct Answer: 10

Solution: 

Total of 5 numbers = 5 * 15 = 75. Total of remaining 4 numbers = 75 - 25 = 50. New average = 50 / 4 = 12.5.

The average of 5 numbers is 15. If one number is 25, what is the average of the

Practice Questions

Q1
The average of 5 numbers is 15. If one number is 25, what is the average of the remaining numbers?
  1. 10
  2. 12
  3. 15
  4. 18

Questions & Step-by-Step Solutions

The average of 5 numbers is 15. If one number is 25, what is the average of the remaining numbers?
  • Average Calculation – Understanding how to calculate the average of a set of numbers by dividing the total sum by the count of numbers.
  • Subtraction of Known Value – Ability to subtract a known number from the total to find the sum of the remaining numbers.
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