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 computingÂ each of the remaining problems is

An hour-long test has 60 problems. If a student completes 30 problems

1.	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 computingÂ each of the remaining problems is
A.	70 seconds
B.	50 seconds
C.	40 seconds
D.	30 seconds
Answer» B. 50 seconds

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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 computingÂ each of the remaining problems is

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