E
Editor
Sep 18, 2022
On Thursday, 20 of the 25 students in chemistry class took a test and their average was 80. On Friday, the other 5 students took the test, and their average was 90. What was the average for the entire class?
Difficulty: Easy
A:
86
B:
85
C:
89
D:
82
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ID: 63273db5ca83163ac3a0ac61