Harper Robertson

Mathematics

11 May, 05:19

The equation y = 11x describes the amount of money Sarah earns, where x is the number of hours she works

and y is the amount of money she earns.

The table shows the amount of money Austin earns for different numbers of hours worked.

Austin's Earnings

Time (h) 3 5 8 10

Money earned

($) 36 60 96 120

(a) How much money does Austin earn per hour? Show your work.

(b) Who earns more per hour? Justify your answer.

(c) Draw a graph that represents Austin's earnings over time in hours. Remember to label the axes.