SOLUTION: how to calculate the average spped of 520kmin8hours and ouestion 2 how to calculate the average speed of 255minutes in 15 sec

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Question 352278: how to calculate the average spped of 520kmin8hours and ouestion 2 how to calculate the average speed of 255minutes in 15 sec
Found 2 solutions by rfer, Alan3354:
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
520/8-65 kph

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
how to calculate the average spped of 520kmin8hours
You have only 2 numbers, what are the possibilities?
520/8 = 65 km/hr
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and ouestion 2 how to calculate the average speed of 255minutes in 15 sec
I don't know what that means.