If you roll a single 6-sided die, what is the probability that you will roll an odd number?
A company knows that 2.5% of the CD players it makes are defective. If the company produces 300,000 CD players, how many will be defective?
When flipping a coin, what is the probability that it will land on tails four times in a row?
If the probability that Dave will go to class is 0.7, what is the probability that he will not go to class?
A bowl contains 20 marbles (8 blue, 6 red, 3 green, 2 yellow, and 1 orange). If you reach in and choose one marble at random, what is the probability that it will be red?