There are 200 questions in a 3-hour examination. Among the questions are 50 mathematics problems. It is suggested that twice as much time be allowed for each mathematics problem as for each of the other questions. How many minutes should be spent on the mathematics problems?
A. 36
B. 60
C. 72
D. 100
E. 120
সঠিক উত্তরঃ
C.
72
Explanation:
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