book
Maths Puzzle
Numerical Ability
Charles recieved grades of 82, 93, 77, and 88 on his first four tests. What grade must he get on the fifth test to have an average of 89?
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book Other Question
In a right triangle, if one acute angle has measure 6x-10 and the other has measure 2x-4, find the larger of these two angles.
A) 13 degrees
B) 22 degrees
C) 47 degrees
D) 68 degrees
14 = 27 - x