Please help. 60 points.
The equation y=15x describes the amount of money Louis earns, where x is the number of hours he works and y is the amount of money he earns. The table shows the amount of money Carl earns for different numbers of hours works.
Carl's earnings:
Time (h)
3, 5, 8, 10
Money earned ($)
45, 75, 120, 150
(a) how much money does Louis make per hour?
(b) how much money does Carl earn per hour?
(c) who earns more money per hour? How do you know?