9514 1404 393
Answer:
StartFraction 11 over 2 EndFraction divided by StartFraction 9 over 4 EndFraction
Step-by-step explanation:
To find gallons per hour, divide gallons by hours:
(5 1/2 gallons)/(2 1/4 hours) = (11/2)/(9/4) gallons/hour
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Comment on sign
The tank lost 2 4/9 gallons per hour, so the rate of change of tank content was negative. However, the question asks for the leak rate, which is a positive number. For this question, the formulation (-11/2)/(9/4) is incorrect.
