Can you guys help me with these questions?

13. 23 boat rides; 22 are full, and the first one has 301 passengers.

12. $11,067.50

(2,20) means that the 2 is 2 hours and 20 is 20$. so there both 20$ for 2 hours only the same price. like it says. so, the dunk tank and the bounce house are the same price (20$) for the same amount of time (2 hours).

hope i

i think it will be zero as slope has a formula of difference between initial and final distance divided by itz time interval