The rate of change of pay with respect to hours is $15.75 per hour.
How to find the rate of change of pay?
The rate of the change by calculated by dividing the total pay by the corresponding number of hours.
We can find the rate of change of pay with respect to hours as follows:
The amount of money he earns is $63 in 4 hours.
Rate of change of pay = $110.25 - $63/7 - 4 per hour
= $15.75 per hour
This is consistent with the other values in the given table.
Rate of change of pay = $141.75 - $110.25/9 - 7 per hour
= $15.75 per hour
Therefore, we have found the rate of change of pay, y, with respect to hours, x to be $15.75 per hour. The correct answer is option B.
Learn more about the rate of change here: https://brainly.com/question/8728504
#SPJ2
