Perry connects a blue garden hose and a green hose to make one ling hose is 16.5 feet. the garden hose 14.75 feet. how long is the combined hose

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.)