If a sprinkler waters of a lawn in hour, how much time will it take to water the entire lawn

my answer is$ 12

step-by-step explanation:

because 15 -2=12

(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

a

step-by-step explanation:

u take $30 minus $24. the answer/original($30)