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A 13 1/2 mile stretch of road needs repairs. Workers can repair 2 1/4 miles of road per week. How many weeks will it take to repair this stretch of road?
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May 14, 2018
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A 13 1/2 mile stretch of road needs repairs. Workers can repair 2 1/4 miles of road per week. How many weeks will it take to repair this stretch of road?
Mathematics
middle-school
Ehsan Khaveh
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Ehsan Khaveh
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Workers can repair 4 1/2 miles of road in two weeks. Double that to get 9 miles in four weeks. Add another 4 1/2 miles in two weeks to get 13 1/2 miles. That's a total of six weeks.
You can also just multiply 9/4 by 6:
9/4x6=54/4=13.5, or 13 1/2.
Akeshwar Jha
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May 18, 2018
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Akeshwar Jha
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