25. 29 minutes and 53 seconds
26. 6 gallons
I'm pretty sure the slope is: - 4/11
There are 23 chairs in each class. Never go to any of the sites that people say to download for your answer they are trafficking sites.
It is a function because in a function the x's do not repeat. So since there are no two numbers in the x column that are the same, yes it is a function.
