ninjaruckus19
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The Baldwin family walked 4/5 of a mile in 4/9 of an hour. What is their unit rate in miles per hour? (5 points)

A. 4/9 over 4/5 = 4/9 miles per hour
B. 4/5 over 4/9= 1 4/5 miles per hour
C. 4/9 over 4/5= 1 4/5 miles per hour
D. 4/5 over 4/9= 4/9 miles per hour

Respuesta :

musiclover10045

Unit rate = Distance / time

Unit rate = 4/5 over 4/9

When dividing two fractions flip the second one over and multiply:

4/5 x 9/4 = 36/20 = 1 16/20 = 1 4/5 miles per hour

The answer is: B. 4/5 over 4/9= 1 4/5 miles per hour

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