Solutions
Get detailed explanations to advanced GMAT questions.
Question
During an experiment, the temperature of a liquid was measured several times. The temperatures, in degree Celsius, listed in increasing order, are 21, 25, x, 40 and 50. If the arithmetic mean of these temperatures is equal to the median, what is the value of x?
Option A:
34
Option B:
35
Option C:
36
Option D:
37
Option E:
38
Difficulty Level
EasySolution
Option A is the correct answer.
Option Analysis
Given that Average = Median
Median is the middle most term in the ordered list
Average = total / number of things
(136+x)/5 = x
136+x = 5x
4x = 136
x = 34
Related Questions
- Each vote in a certain election went to one of the two candidates, x or y. Candidate X received 624 votes…
- For a certain art exhibit, a museum sold admission tickets to a group of 30 people every 5 minutes from 9:00 in…
- If r is an integer, what is the value of 3^(2r)/ 27^(r-1)?
- If m and n are integers and x > 0, what is the value of x^m+x^n?
- All of the 540 people who attended an education convention were either teachers or administrators. There…
- Copyright © 2020. All Rights Reserved. Crafted by Pixelmattic