Please help and please explain

Need on this geometry question. explain how you did it.

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

Complete the synthetic division problem below.what is the quotient in polynomial form 2/16 -16