a vehicle uses 1 tablespoon to drive 125 yards. How many miles can the vehicle travel per gallon? (Hint 256 tablespoons egual a gallon)

2 answers

http://www.jiskha.com/display.cgi?id=1286242481
number of 125 yard stretches in 1 mile = 1760/125 = 14.08

number of tablespoons to go 1 mile = 14.08
256/14.08 = 18.19

so he can go 18.19 miles on 1 gallon

(editorial: go metric to avoid these silly calculations)