Joel14Lopez Joel14Lopez

03-11-2015
Mathematics

contestada

It took Marty 10 seconds to walk 15 feet. How fast was he walking in feet per second. Answer with supporting work

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RedRicin RedRicin

03-11-2015

10 seconds = 15 feet
We want a measure of feet per second. (If seconds = 1, feet = ?)
Let's divide both sides by 10. (division prop. of equality)
1 second = 1.5 feet
1.5 ft/s

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