Ratios, Rates, Proportional Relationships, and Units

SAT Math· difficulty 4/5

A pipe flows at 44 liters per minute. How many gallons per hour does it flow? (11 gallon 3.785\approx 3.785 L)

  • A

    About 63 gal/hr

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  • B

    About 70 gal/hr

  • C

    About 55 gal/hr

  • D

    About 49 gal/hr

Explanation

460=2404 \cdot 60 = 240 L/h. 240/3.78563.4240/3.785 \approx 63.4 gal/hr.

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