Of the 32 students in a certain class , 15 are in debating club and 20 are in music club. If 10 of the students are not in either club, how many of the students are in only one of the two clubs ?
A. 5
B. 9
C. 10
D. 17
E. None of these
সঠিক উত্তরঃ
B.
9
Explanation:
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