SOLUTION: a city is 3 hours ahead of another city and the distance is 2790 miles. the plane left at 9:15 am and got to Los Angles at 11:15 am. What is the average speed?

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: a city is 3 hours ahead of another city and the distance is 2790 miles. the plane left at 9:15 am and got to Los Angles at 11:15 am. What is the average speed?       Log On

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Question 324948: a city is 3 hours ahead of another city and the distance is 2790 miles. the plane left at 9:15 am and got to Los Angles at 11:15 am. What is the average speed?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
So the time it took was 2 hours plus the 3 hour time change for a total of 5 hours.
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Rate*Time=Distance
R%2AT=D
R%2A%285%29=2790
R=558 mph.