Question 526752
In 1 gallon...........30.6 miles
In 15*1 gallons........15*30.6 miles
In 15 gallons.........459 miles


He can expect to go 459 miles on a tank of gas.



459 miles............. 1 tank
459/459 miles......... 1/459 tanks
1 mile................1/459 tanks
2295*1 miles..........2295 (1/459) tanks
2295 miles.............2295/459 tanks
2295 miles..........5tanks



5 tanks of gas  chin will need to drive the 2295 miles from portalnd to detroit.