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Mathematics 14 Online
OpenStudy (anonymous):

Every morning Roman runs at a rate of 4 miles per hour for 3 hours. How many miles will he have run in a week?

OpenStudy (anonymous):

4 * 3 * 7 = 84. Roman will run 84 miles in a week.

OpenStudy (anonymous):

why do you multiply them together?

OpenStudy (anonymous):

don't you divide 4 and 3

OpenStudy (anonymous):

d=rt?

OpenStudy (anonymous):

He runs at a rate of 4 miles an hour. If he runs for 3 hours in a day that's 12 miles for one morning. 12 * 7 (7 days in a week) equals 84 miles total.

OpenStudy (anonymous):

ohhhhh okay that makes sense

OpenStudy (anonymous):

thank you!

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