評論
打印
Mathematics>Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
Every student who studies art in a certain school receives exactly one of the grades A, B, C, or D. If 1/5 of the students receive A's, 1/4 receive B's, 1/2 receive C's, and 10 students receive D's, how many students in the school study art?
(A) 30
(B) 60
(C) 100
(D) 200
(E) 500
