You have a bag of jelly beans. The bag contains red, white, black, and yellow jelly beans. You reach in and pick a jelly bean at random. You are four times as likely to pick a red jelly bean than a white jelly bean. You are five times as likely to pick a black jelly bean than a white jelly bean. You are three times as likely to pick a yellow jelly bean than a white jelly bean. Determine the probability that your jelly bean is yellow. Probability jelly bean is yellow = ? Determine the probability that your jelly bean is either black or white. Probability jelly bean is black or white =