The average of 5 numbers is 15. When a new number is added, the average becomes 20. Find the new number.
Difficulty: Medium
About this MCQ
Medium Average Mcqs item. Correct choice: B. 45.
- A. 50
Why not A: “50” is not 45.
- B. 45 ✓
- C. 42
Why not C: “42” is not 45.
- D. 36
Why not D: “36” is not 45.
Correct answer
B. 45
Explanation
45 (option B) is the accepted answer to “The average of 5 numbers is 15. When a new number is added, the average becomes 20. Find the new number.”. Option A (50) is a different value from 45. Option C (42) is a different value from 45. Option D (36) is a different value from 45. Keep 45 as the Average Mcqs fact for this stem.
Source: FPSC/NTS Generated Practice Set
Tags: FPSC, NTS, Average
Submitted by: MCQsHub Editorial
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