The average of 4 numbers is 47. When a new number is added, the average becomes 49. Find the new number.
Difficulty: Medium
About this MCQ
Medium Average Mcqs item. Correct choice: D. 57.
- A. 65
Why not A: “65” is not 57.
- B. 43
Why not B: “43” is not 57.
- C. 49
Why not C: “49” is not 57.
- D. 57 ✓
Correct answer
D. 57
Explanation
57 (option D) is the accepted answer to “The average of 4 numbers is 47. When a new number is added, the average becomes 49. Find the new number.”. Option A (65) is a different value from 57. Option B (43) is a different value from 57. Option C (49) is a different value from 57. Keep 57 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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