The scale factor of the dimensions of two similar wood floors is 5 : 4. It costs $400 to refinish the smaller wood floor. At that rate, how much would it cost to refinish the larger wood floor?

answer: 94

step-by-step explanation: 79+91+92+94+94 = 450 divided by 5 (since there are 5 number that are being added) = 90

look at the picture.

y-intercept for the function on a picture is 4 → point (0, 4).

y-intercept for the function

is for x = 0. substitute:

y-intercept is 8 → point (0, 8).

the answer is  

a.

28 ft2

step-by-step explanation: