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Edna took a total of 15 pages of notes during 5 hours of class. In all, how many hours will Edna have to spend in class before she will have a total of 18 pages of notes in her notebook?
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37 votes
37 votes
Edna took a total of 15 pages of notes during 5 hours of class. In all, how many hours will Edna have to spend in class before she will have a total of 18 pages of notes in her notebook?

User Eos
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1 Answer

21 votes
21 votes
It will take her 6 hours

First, we calculate how many pages she can write per hour. We do this using the information given. 15/5= 3 pages per hour.

18/3= 6 hours to write 18 pages
User Marius Burz
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