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Mathematics, 16.12.2020 23:10 jasmincorrea45

Mrs. Wind drives at a speed of 40 mph from SF to UC Santa Cruz. On her way back to SF, her average speed was 60 mph. If the total trip took 5 hours, how many hours did she take driving back to SF?

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Mrs. Wind drives at a speed of 40 mph from SF to UC Santa Cruz. On her way back to SF, her average s...
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