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The average of three numbers is 30. If one number is 10, what is the average of

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Question: The average of three numbers is 30. If one number is 10, what is the average of the other two numbers?

Options:

  1. 25
  2. 30
  3. 35
  4. 40

Correct Answer: 25

Solution: 

Total of three numbers = 3 * 30 = 90. Sum of other two numbers = 90 - 10 = 80. Average of other two = 80 / 2 = 40.

The average of three numbers is 30. If one number is 10, what is the average of

Practice Questions

Q1
The average of three numbers is 30. If one number is 10, what is the average of the other two numbers?
  1. 25
  2. 30
  3. 35
  4. 40

Questions & Step-by-Step Solutions

The average of three numbers is 30. If one number is 10, what is the average of the other two numbers?
  • Average Calculation – Understanding how to calculate the average of a set of numbers and how to manipulate the total sum based on given values.
  • Basic Arithmetic – Applying basic arithmetic operations such as addition and division to find the required values.
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