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A train moved at a speed of 90 miles per hour for 2hours and then slowed down to 72 miles per hour. a. Find the total number of miles the train traveled. b. Calculate the averag…

A train moved at a speed of 90 miles per hour for 2hours and then slowed down to 72 miles per hour. a. Find the total number of miles the train traveled. b. Calculate the averag…
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A train moved at a speed of 90 miles per hour for 2hours and then slowed down to 72 miles per hour.

a. Find the total number of miles the train traveled.
b. Calculate the average speed of the train.

User Septi
by
7.9k points

2 Answers

2 votes
The train traveled a total of 162 miles. The average speed is 84 mph.
User Shakked
by
8.2k points
4 votes
(90x2) + (72x1) = 252. the train travelled 252 miles in 3 hours. (90x2+72)/3 the average speed is 84 miles per hour
User Ludonope
by
8.5k points
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