Question
The amount of money that Sarah earns varies directly with the number of hours worked. If Sarah earns $320 for working 40 hours, determine the constant of proportionality.(1 point)
Responses
9
9
8
8
7
7
6
1 answer
The constant of proportionality can be determined by dividing the amount of money earned by the number of hours worked. In this case, the constant of proportionality is $320 / 40 hours = $8/hour. Therefore, the correct answer is 8.