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
- What is the circumference of circular region R?
- If v = √(2(9.8))m/0.5j), m = 96, and j = 49,which of the following most closely approximates the value of v?
- What is the value of expression x(x-2)^3 when x = -1?
- If a, b, c are three numbers on the number line shown above, is c between a and b.
- Color X ink is created by blending red, blue, green and yellow inks in the ratio 6:5:2:2. What is the number…