Mathematics, 27.02.2022 01:50 CJohnson9552

Lisa averages 15 mi/h cycling to her school carrying her friend and 20 mi/h on the return trip alone. What is Lisa's average speed for the entire trip rounded to the nearest tenth?

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Lisa averages 15 mi/h cycling to her school carrying her friend and 20 mi/h on the return trip alone...

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