erik6151896 erik6151896

13-12-2019
Mathematics

contestada

molly road her bike 15 3/4 miles in 3/4 of an hour.what was his average speed in miles per hour?

Respuesta :

Yang100 Yang100

15-12-2019

Answer:

21 miles per hour

Step-by-step explanation:

15 3/4=63/4

(63/4)/(3/4)=x/1

cross product

(3/4)x=(63/4)(1)

3/4x=63/4

x=(63/4)/(3/4)

x=(63/4)(4/3)

x=63/3

x=21

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