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jcbballer
01.12.2019 •
Mathematics
Sally ran 2 1/4 miles in 1/2 hour. what is her speed in miles per hour?
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Ответ:
Just multiply by 2 to get 5 miles in 1 hour
Ответ:
Step-by-step explanation:
2 1/4 = 2.25 miles
1/2 hour = 30 minutes
30 minutes x 2 = 1 hour
2.25 x 2 = 4.5 miles
Sally runs 4.5 miles per hour.
Hope this helps!
Ответ:
D
Step-by-step explanation: