A motorcycle has approximately 4 gallons of gas, with an error margin of plus-minus 1/4 of a gallon. If the motorcycle gets 37 miles per gallon of gas,

Question

How many miles can the motorcycle travel? 

Answer 1

For safety, 4 gallons - 1/4 gallon can consume. 

 4 - 1/4 = 3 3/4 (gallons)

37 miles/gallon X 3 3/4 gallons = 138.75 miles the motorcycle traveled.