SOLUTION: A car travels at 50 miles per hour for 3/4 hour, then at 40 miles per hour for the next 3/4 hour. What was the speed for the trip? Show work.

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Question 761988: A car travels at 50 miles per hour for 3/4 hour, then at 40 miles per hour for the next 3/4 hour. What was the speed for the trip?
Show work.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
A car travels at 50 miles per hour for 3/4 hour, then at 40 miles per hour for the next 3/4 hour. What was the speed for the trip?
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d = r*t
r = d/t
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d = 50*(3/4) + 40*(3/4)
t = 1.5 hours