A data set has a mean of 25 and consists of 6 numbers. If 5 of the numbers are 14, 38, 27, 17, 36, what is the remaining number?
Difficulty: Medium
About this MCQ
Medium GMAT item. Correct choice: A. 18.
- A. 18 ✓
- B. 25
Why not B: “25” is not 18.
- C. 23
Why not C: “23” is not 18.
- D. 13
Why not D: “13” is not 18.
Correct answer
A. 18
Explanation
18 (option A) is the accepted answer to “A data set has a mean of 25 and consists of 6 numbers. If 5 of the numbers are 14, 38, 27, 17, 36, what is the remaining number”. Option B (25) is a different value from 18. Option C (23) is a different value from 18. Option D (13) is a different value from 18. Keep 18 as the GMAT fact for this stem.
Source: Original practice question, MCQsHub
Tags: American Exams, Quant, Statistics, GMAT
Submitted by: MCQsHub Editorial
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