3. The equation y = 12x 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 worked.

Carl's Earnings

Time (h) 3 5 8 10

Money earned ($) 45 75 120 150

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

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

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

Question

Mathematics

Jaylon Khan

11 August, 21:32

3. The equation y = 12x 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 worked.

Carl's Earnings

Time (h) 3 5 8 10

Money earned ($) 45 75 120 150

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

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

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

+2

Answers (2)

Know the Answer?

Vanessa Best · Answer 1

A: $15

b: carl because the 12 in "y=12x" is in dollars.

c: do ur self, cant do with letters.

Kylie Lloyd · Answer 2

a) 45 / 3 = 15, carl earns $15 per hour

b) carl earns 15 and Louis earns 12, so Carl earns more per hour

c) draw a graph with hours across the bottom, and dollars on the vertical.

use 1, 2, 3, 4, 5, 6,7, etc for hours, use 15, 30, 45, 60, 75, 90, for the Y axis,

then plot the numbers in the table above and draw a straight line through them