jazzyjas123 jazzyjas123

25-02-2015
Mathematics

contestada

Andrea's car get 25 miles per gallon of gas. The cabin is 190 miles away. How many gallons of gas will she need to get there?

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duyrulez duyrulez

25-02-2015

190 miles / 25 miles
=7.6 gallons

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pinkster104 pinkster104

25-02-2015

Ok so its the same thing with using proportions. 25/1 twenty-five per mile 190/x miles needed and unkown amount Cross multiply 25 times x and 190 times 1. 25x= 190. Divide by 25 on each side. X= 7.6

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