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Mathematics, 18.10.2020 23:01 BreBreDoeCCx

Sam travel 20 miles in three hours. Sam walked part of the distance at a speed of 4 mph. Sam rode his bicycle for the remaining distance at a speed of 12 mph. How many hours did Sam spend walking? How many hours did Sam spend biking?

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Sam travel 20 miles in three hours. Sam walked part of the distance at a speed of 4 mph. Sam rode hi...
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