There are 30 students in your class. 20 have brown hair, 15 have blue eyes and 7 have brown hair and blue eyes. What is the probability that they have blue eyes, given they have brown hair? a. 0.5
b. 0.75
c. 0.35
d. 0.23

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.)