There are 13 students. You need to choose students for three positions: president, secretary, and treasurer. A student can only have one position. However, if Jack is president, then Bob will not participate. In how many ways can you choose students for the position?

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.)