Arepair technician charges $78 for 6 hours of work. what is her hourly rate?

You would find this out by 78÷6 which you would come up with the rate of $13 an hour.

The answer is : $13

Step-by-step explanation:

For 6hours = $78

Per hour = 78/6

= $13

f(x) has value 150 at x= 0

and 0 at x= 3

so d(f(x))/dt = slope = -150/3 = -50

215.92 dollars is the answer