filling up question

Question

you arrive at a gas station and pay $50 for gas. that gives you 12.28 gallons of gas. 

 

1) what can you figure out from this information?

2) can you determine the price of a gallon of gas?

3) can you determine the capacity of you gas tank?

Answer 1

1) the cost per gallon of gasoline

2) yes, see 1)

3) No, nothing indicates that you filled the tank to capacity