1. A desk drawer contains 6 black pens, 4 blue pens, and 5 red pens. If one pen is chosen at random, what is the probability it is blue? Express your answer as a fraction. ___
2. A standard six-sided number cube is rolled. What is the theoretical probability of rolling a number greater than 4?
3. A spinner has 8 equal sections numbered 1 through 8. What is the probability of the spinner *not* landing on the number 7? Express your answer as a fraction. ___
4. In the formula for theoretical probability, what does the numerator represent?
5. A box contains 5 glazed, 3 chocolate, and 6 jelly donuts. If one donut is selected at random, what is the probability it is either chocolate or jelly? Express your answer as a fraction. ___
6. The probability of a flight being delayed is $0.15$. What is the probability that the flight is *not* delayed? The answer is ___.
7. A bag contains 3 red marbles and 9 green marbles. If you pick one marble without looking, what is the probability it is *not* red?
8. A local weather station reports a 40% chance of rain. What is the percent chance that it will *not* rain?
9. A spinner is divided into 8 equal sections. The probability of landing on a blue section is $\frac{3}{8}$. What is the probability of *not* landing on a blue section? Express your answer as a fraction: ___.
10. Let $\operatorname{P}(E)$ be the probability of an event $E$. Which expression correctly represents the probability of the complement of event $E$?