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He runs 15 kilometers in 72 minutes what is his speed in kilometers per hour
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Mar 12, 2017
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He runs 15 kilometers in 72 minutes what is his speed in kilometers per hour
Mathematics
middle-school
Arne Stockmans
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X=12.5 is your answer i think!
Franz Andel
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Mar 14, 2017
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Franz Andel
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Set proportions:
15/72 = x/60
Cross multiply:
15 * 60 = 72 * x
900 = 72x
Divide
12.5 = x
CPR
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Mar 16, 2017
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