If a and b are real numbers such that a and b are real numbers such that a < b, use interval notation to write four different intervals having a and b as endpoints. Then, describe what numbers each interval includes.

answer: ok

step-by-step explanation:

(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

idk

step-by-step explanation: