Jack had
Jack had 4 hours of school.
He spent 45 minutes in the library, 1/2 hour on a science lecture, and 25 minutes on a lunch break.
How much time is left for the school to get over? (Write the answer as a fraction.)
He spent 45 minutes in the library, 1/2 hour on a science lecture, and 25 minutes on a lunch break.
How much time is left for the school to get over? (Write the answer as a fraction.)
Correct answer:

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arithmeticnumbersUnits of physical quantitiesGrade of the word problem
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