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The average of three numbers is 30. If one of the numbers is increased by 10, wh

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Question: The average of three numbers is 30. If one of the numbers is increased by 10, what will be the new average?

Options:

  1. 30
  2. 32
  3. 33.33
  4. 35

Correct Answer: 33.33

Solution: 

The sum of the three numbers is 3 * 30 = 90. If one number is increased by 10, the new sum is 90 + 10 = 100. The new average = 100 / 3 = 33.33.

The average of three numbers is 30. If one of the numbers is increased by 10, wh

Practice Questions

Q1
The average of three numbers is 30. If one of the numbers is increased by 10, what will be the new average?
  1. 30
  2. 32
  3. 33.33
  4. 35

Questions & Step-by-Step Solutions

The average of three numbers is 30. If one of the numbers is increased by 10, what will be the new average?
  • Average Calculation – Understanding how to calculate the average of a set of numbers and how changes to the numbers affect the average.
  • Sum of Numbers – Recognizing that the average is derived from the sum of the numbers divided by the count of the numbers.
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