1.5 is the answer to your question
The ratio of touchdowns per game is 0.42857142857
Because pools are normally very large, you would use a larger unit, like meters, to measure it. Fish tanks are usually a lot smaller than pools, so you would use a smaller unit to measure them, like centimeters.
Your answer is a fish tank.
X= 23 im pretty sure hope this helps best of luck :)