arandaaugustine arandaaugustine

15-07-2017
Mathematics

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A runner is running at 5 mph. A bicyclist is bicycling at four times the speed of the runner. What is the difference of the speed of the bicyclist and the runner?

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texaschic101 texaschic101

15-07-2017

runner = 5 mph
bicyclist...4 times the runner....4(5) = 20 mph

20 - 5 = 15 mph <== the difference

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