Of the last 10 songs a radio station played, 3 were from the 80s. If the radio station plays 600 songs a day, how many would you expect to be from the 80s?

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,

the surface area is 124cm²

step-by-step explanation:

length: 4cm

width: 9cm

height:   2cm

it is 10.6 according to my calculations