Question

Adam's dad takes the parkway to work. It takes him 45 minutes to travel from mile marker 145 where he enters the parkway to his exit at mile marker 98. What is his average speed?

1. 62.7 mph

2. 47 mph

3. 1 mph

4. 193.3 mph

Answer 1

speed=distance/time

see his distance

distance is from 145 to 98
145-98=47 miles

time
60 mins per hour
45 mins =time
time=45/60 hours=0.75 hours



47 miles per 0.75 hours
47/0.75=62.6666666 mph


first one is option