soniajorge27 soniajorge27
  • 22-01-2019
  • Mathematics
contestada

Jack drives 24 miles in 30 min. Jill drives 52 miles in 60 min. Are these equivalents rates? Why?

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 22-01-2019

Answer:

The rates are not equivalent. Jill's rate is higher.

Step-by-step explanation:

We can find the unit rate in miles per minute for each and compare.

Jack:

24 miles in 30 min

(24 miles)/(30 min) = 0.8 miles/min

Jill:

52 miles in 60 min

(52 miles)/(60 min) = 0.866... miles/min

The rates are not equivalent. Jill's rate is higher.

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