a bag contains 9 red marbles 4 blue marbles and 7 yellow marbles. you randomly select 3 form the bag. a) what is the probability that all three marbles are red when you replace each marble before selecting the next marble? round your answer to the nearest tenth. b) what is the probability that all three marbles are red when you do not replace each marble before selecting the next marble? round your answer to the nearest tenth. c) rounding to the nearest hundredth, you are about _ times more likely to select three red marbles when you replace each marble before you select the next marble. my