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Q: The mean gas mileage for a hybrid car is 57 miles per gallon. Suppose that the gasoline mileage is approximately normally distributed with a standard deviation of 3.5 miles per gallon. What proportion?
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How man gallons of gasoline is 15300lbs?

Approximately 2,486 US gallons of gasoline.


How pounds in one gallon of gasoline?

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What was the cost of gasoline in 1978?

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