Question

If gas costs $3.50 per gallon,how many whole gallons of gas could you buy with $45.00

Answer 1

$45/3.5= 12.85 You could only afford to buy 12 gallons of gas

Answer 2

$45 / $3.5 = 12.85714

As you asked for how many whole ones, you don't round it up so end up with:

12 GALLONS OF GAS