gas tank is 1/6 full. after pumping 9 gallons gas it is 5/6 full. how much gas does tank hold? How many gallons were first in the tank?

2 answers

9 gallons filled 4/6 or 2/3

12 gallons = filled

had 2 gallons
sam's gas tank is 1/4 full. He fills the tank by adding 18 what is the capacity of the car?