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A​ 150-pound person uses 5.2 calories per minute when walking at a speed of 4 mph. How long must a person walk at this speed to use at least ​calories?

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rl030946

Answer:

5.2 cal. 10.4 cal. 15.6 cal.

1 minute. 2min. 3 min

5.2(x)=calories multiplied by the the time spent walking equals the total calories burned.

×=time

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