Question 1143760
{{{FuelEfficiency=Distance/FuelVolume}}}


{{{FuelEfficiency*FuelVolume=Distance}}}

<pre>
VEHICLE       FUEL EFFIC.    VOLUME      DISTANCE(miles)

FirstCar        35            v           35v

SecondCar       15            35-v       15(35-v)

TOTALS                        35         825
</pre>

{{{highlight_green(35v-15(35-v)=825)}}}

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{{{highlight(v=15)}}}-------gallons fuel, the firstcar

{{{35-15=highlight(20)}}}------gallons fuel, the secondcar