Solution: What is the arithmetic mean of the remaining numbers?

(Last Updated On: January 23, 2020)

What is the arithmetic mean of the remaining numbers?

Problem Statement: ECE Board April 1998

The arithmetic mean of 80 numbers is 55. If two numbers namely 250 and 850 are removed, what is the arithmetic mean of the remaining numbers?

  • A. 42.31
  • B. 50
  • C. 38.62
  • D. 57.12

Problem Answer:

The arithmetic mean of the remaining numbers is equal to 42.31.

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Solution: What is the arithmetic mean of the remaining numbers?

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