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A mechanic used 49 quarts of oil to change the oil in 7 cars. At this rate, how much oil would he use to change the oil in 17 cars?

 Apr 12, 2021
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49 q / 7 c   =  7  q/c     or    7 quarts per car

 

7 q/c * 17 c = 119 q

 Apr 12, 2021

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