An hour-long test has 60 problems. If a student completes 30 problems in 25 minutes, then the required seconds he has taken on average for computing each of the remaining problems is
A) 70 seconds B) 50 seconds C) 40 seconds D) 30 seconds
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Given :-
hour-long test has 60 problems. If a student completes 30 problems in 25 minutes, then the required seconds he has taken on average for computing each of the remaining problems is
Answers 50 seconds
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hii mate
answer is option b 50 second
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