Question

A. Dr. Kit (Honors) is lost and drives his Honda Accord at 22 mph for 80 minutes and then at 43 mph for 27 minutes.
How far did he travel?
(include units with answer)

HINT: Use the Definition of Speed------- Speed = Distance/Time

B. Dr. Pionke (Honors Emeritus) has some errands to run so he drives his bimmer at 22 mph for 109 miles and at 43 mph for 186 miles.
How long did his trip last?
(include units with answer)

C. Dr. Soliman (retired) rides the bus. The normal time for the 10 mile trip is 49 minutes. However, today the bus gets stuck in traffic for part of the trip and it takes 46 minutes to go 1.1 miles. Assuming the bus travels at its normal average speed for the rest of the trip, how much time did Dr. Soliman have to complain during the entire trip today? (include units with answer)

HINTS: #1: Find normal average speed from normal time. #2: Find the distance the bus has to travel at the normal speed.

D. Dr. Scott (retired) drives his antique fire truck for 109 miles at 43 mph and then drives in the same direction for another 186 miles.
His average velocity for the entire trip is 22 mph.
How long did it take him to complete the second part of his trip?
(include units with answer)

HINTS: #1: Find the total time from the total distance and average velocity. #2: Find the time for the first part of the trip.

Answer 1