Atelephone technician charges $30 per hour plus a $45 service charge your father's firm hires him to hook up his company's phone system. find the total charges if it takes the telephone technician 6.5 hours to complete the task

The total cost is the sum of the hourly rate and the service charge:

The hourly charge is the product of the hourly rate and the total time:

Combining these we have:

Substituting the given values:

The total cost is $240.

24

step-by-step explanation:

if it takes 8 pounds to make 12 divide 12 by 8 and you get 1.5, 1.5 x 16 = 24

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,