Can someone help me please

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

If you are just building your payment history, how many points from a perfect score will you possibly miss?

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)