Question

A car travels 200 miles east in 4 hours and then 300 miles west in 5 hours. What is the average speed of the car for the entire trip?

A. 54.0 mph
B. 54.5 mph
C. 55.0 mph
D. 55.6 mph
E. 56.0 mph

#i already know the answer i just need more points

Answer 1

Answer: Option D

Step-by-step explanation:

formula: speed = distance / time

east -> 200 mi - 4 hours

west <- 300 mi - 5 hours

distance - 500 mi

time - 9 hors

speed = 500 mi / 9 hors

speed = 55.6