Question

Raj’s bathtub is clogged and is draining at a rate of 1.5 gallons of water per minute. The table shows that the amount of water remaining in the bathtub, y, is a function of the time in minutes, x, that it has been draining.

Answer 1

The table must show: Time (minutes) number of gallons remaining X y 0 Yo 1 Yo – 1.5 2 Yo – 2*1.5 3 Yo – 3*1.5 4 Yo – 4*1.5 And the equation will be ; Y = Yo – 1.5 x, where Yo is the initial amount of water in the bathtub.