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Mathematics, 31.01.2020 23:48 jrfranckowiak

The amount of weight that sam loses is directly proportional to the number of hours he spends exercising. if sam loses a pound of weight for each 3 hrs of exercise, how many hours must he spend exercising to lose 25 lbs?
a) 25 hrs
b) 50 hrs
c) 75 hrs
d) 80 hrs

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Answers: 3

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