Respuesta :

hilolz123

Answer:

64.4 mph

Step-by-step explanation:

Speed is distance traveled over time.

Distance = 290 miles

Time = 4.5 hours

290/4.5 = 64.4

Answer:

64.44mph

Step-by-step explanation:

If Sally drives 290 miles in 4.5 hours, then how many can she drive in one hour?

speed=distance/time

290/4.5=64.44

Sally drives at an average speed of 64.44 miles per hour.