ralph204 ralph204

03-12-2017
Mathematics

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Mandy runs 4 kilometers in 18 minutes. She plans to run in a 15 km race. How long will it take her to complete the race?

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zizoux07p0ac3m zizoux07p0ac3m

03-12-2017

she takes 18 minutes to run 4 km so she takes 4.5 minutes to run 1 km

so it would take her 67.5 minutes to run 15 km

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