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The average of 12 numbers is 60. If the highest number is removed, the average o

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Question: The average of 12 numbers is 60. If the highest number is removed, the average of the remaining numbers is 58. What is the highest number?

Options:

  1. 66
  2. 68
  3. 70
  4. 72

Correct Answer: 70

Solution: 

Total of 12 numbers = 12 * 60 = 720. Total of 11 numbers = 11 * 58 = 638. Highest number = 720 - 638 = 82.

The average of 12 numbers is 60. If the highest number is removed, the average o

Practice Questions

Q1
The average of 12 numbers is 60. If the highest number is removed, the average of the remaining numbers is 58. What is the highest number?
  1. 66
  2. 68
  3. 70
  4. 72

Questions & Step-by-Step Solutions

The average of 12 numbers is 60. If the highest number is removed, the average of the remaining numbers is 58. What is the highest number?
  • Average Calculation – Understanding how to calculate the average and manipulate it when numbers are added or removed.
  • Total Sum Derivation – Using the average to derive the total sum of a set of numbers.
  • Subtraction of Values – Finding the difference between total sums to isolate a specific value.
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