Question

A car is traveling down a highway at a constant speed, described by the equation d=75t, where d represents the distance, in miles, that the car travels at this speed in t hours. Use this information to answer all the questions below.

A. What does 75 tell us about this situation?

B. How many miles does the car travel in 2.5 hours?

C. How long does it take the car to travel 50 miles at this speed?

Answer 1

A 75 represents speed.

B 187.5 miles

C about 40 mins

Explanation:

A distance is calculated by multiplying speed by time.

B 75 * 2.5

C 50/75 = 0.67 0.67 of an hour is about 40 mins.