The average of 10 numbers is 67. When a new number is added, the average becomes 69. Find the new number.
Difficulty: Medium
About this MCQ
Medium Average Mcqs item. Correct choice: C. 89.
- A. 71
Why not A: “71” is not 89.
- B. 84
Why not B: “84” is not 89.
- C. 89 ✓
- D. 107
Why not D: “107” is not 89.
Correct answer
C. 89
Explanation
89 (option C) is the accepted answer to “The average of 10 numbers is 67. When a new number is added, the average becomes 69. Find the new number.”. Option A (71) is a different value from 89. Option B (84) is a different value from 89. Option D (107) is a different value from 89. Keep 89 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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