the answer for 1 is 3.6, 2 is 4/00, 3 is 1.367, and 4 is 4567937468436
120000 is your answer because if you go to a calculator and type in 24000 divided by 20% then it will give you 120000.
Check the picture below.
so let's use those two points the line passes through to get its slope.
