Lucie's car averages
about 34.7 miles per
gallon. If a full tank
holds 14.3 gallons of
gas, about how far
can she drive on a full
tank of gas? Write
and solve an
equation to answer
this problem.

496.21 miles

given: 1 gallon can last for about 34.7 miles
i like to use the cross multiplication technique. what i do is:

1 gallon = 34.7 miles
14.3 gallons = ?

then cross multiply by multiplying 34.7 x 14.3 and divide the answer you get by 1