Yesterday, Grace drove 40 and one half miles. She used 1 and one fourth gallons of gasoline. What is the unit rate for miles per gallon?

Question

Yesterday, Grace drove 40 and one half  miles. She used 1 and one fourth  gallons of gasoline. What is the unit rate for miles per​ gallon?

Raymond B. · Accepted Answer

40.5/1.25  divide by 5= 8.1/.25   multiply by 4= 32.4/1= 32.4 mpg

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