How do you figure out if these lines are parallel, perpendicular or neither

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.)

How many terms does the polynomial x^2 y^2 have

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd