Archimedes drained water in his tub. the amount of water left in the tub as a function of time is graphed. hiw much water was initially in the tub?

Karl needs to build a stage that has an area of 72 square feet. the length of the stage should be longer than the width. what are the possible whole number measurements for the length and with of the stage complete the table with possible measurements of the stage

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

What is the slope of the line (-7,2) (4,6)