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Of the final grades received by the students in a certain math course,

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by BTGmoderatorDC » Mon Dec 06, 2021 6:53 pm

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Answers

A

B

C

D

E

Stats

Difficulty—

Of the final grades received by the students in a certain math course, 1/5 are A's, 1/4 are B's, 1/2 are C's, and the remaining 10 grades are D's. What is the number of students in the course?

(A) 80
(B) 110
(C) 160
(D) 200
(E) 400


OA D

Source: Official Guide
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