1. A bag contains four red marbles, six green marbles, three yellow marbles and one blue marble.If you choose three marbles, what is the probability you get two blue marbles and 1 yellow marble?
2. If you roll a standard die 6 times and get a two each time, what is the probability that you will roll a two on the 7th roll?
3. You roll a standard die and spin a spinner with eight equal sectors numbered 1-8.What is the probability of rolling an odd number and spinning a number less than 5?