A car traveled 462 miles per tankful of gasoline on the highway and 336 miles per tankful of gasoline in the city. If the car traveled 6 fewer miles per gallon in the city than on the highway, how many miles per gallon did the car travel in the city?
14
16
21
22
27
X/336 = 6/(462 - 336)
登录 或 注册 后可以参加讨论