Name _____________________________
Date ___________________

Probability

Find the probability.

1.   A number from 18 to 25 is drawn at random.
P(22, 24, or 21)
Express the probability as a percent. Round to the nearest percent.
2.   You roll a number cube numbered from 1 to 6.
P(not a 1)
Express the probability as a fraction.
3.   A jar contains 11 black, 24 red, 25 orange, and 10 pink marbles. A marble is drawn at random.
P(orange or black)
Express the probability as a decimal. Round to the nearest hundredth.
4.   You roll a number cube numbered from 1 to 6.
P(a prime number)
Express the probability as a decimal. Round to the nearest hundredth.
5.   A number from 9 to 21 is drawn at random.
P(14)
Express the probability as a percent. Round to the nearest percent.
6.   You roll a number cube numbered from 1 to 6.
P(a number divisible by 3)
Express the probability as a fraction.
7.   A jar contains 4 blue and 17 black marbles. A marble is drawn at random.
P(not blue)
Express the probability as a decimal. Round to the nearest hundredth.
8.   A jar contains 24 black and 6 purple marbles. A marble is drawn at random.
P(black)
Express the probability as a percent. Round to the nearest percent.
9.   A number from 10 to 16 is drawn at random.
P(a number greater than 16)
Express the probability as a fraction.
10.   A jar contains 26 red and 8 pink marbles. A marble is drawn at random.
P(red)
Express the probability as a fraction.
11.   You roll a number cube numbered from 1 to 6.
P(not a 4)
Express the probability as a decimal. Round to the nearest hundredth.
12.   You roll a number cube numbered from 1 to 6.
P(2 or 4)
Express the probability as a percent. Round to the nearest percent.
13.   A jar contains 13 yellow and 10 green marbles. A marble is drawn at random.
P(not yellow)
Express the probability as a decimal. Round to the nearest hundredth.
14.   You roll a number cube numbered from 1 to 6.
P(a number less than 6)
Express the probability as a fraction.
15.   A jar contains 19 black, 22 pink, 21 purple, and 11 violet marbles. A marble is drawn at random.
P(black).
16.   A number from 23 to 35 is drawn at random.
P(an even number).
17.   A jar contains 17 navy and 20 green marbles. A marble is drawn at random.
P(not navy).
18.   A number from 10 to 17 is drawn at random.
P(a number divisible by 3).
19.   A jar contains 19 blue, 21 violet, and 15 orange marbles. A marble is drawn at random.
P(orange or blue).
20.   You roll a number cube numbered from 1 to 6.
P(not a 6).
21.   You roll a number cube numbered from 1 to 6.
P(a composite number).
22.   You roll a number cube numbered from 1 to 6.
P(2).
23.   You roll a number cube numbered from 1 to 6.
P(5 or 1).
24.   You roll a number cube numbered from 1 to 6.
P(a number less than 3).
25.   A jar contains 20 brown, 23 red, 13 orange, and 4 pink marbles. A marble is drawn at random.
P(pink).
26.   A jar contains 6 black, 17 blue, 11 yellow, and 20 green marbles. A marble is drawn at random.
P(not green).
27.   A jar contains 7 orange and 15 white marbles. A marble is drawn at random.
P(white).
28.   A number from 20 to 29 is drawn at random.
P(a composite number).
29.   You roll a number cube numbered from 1 to 6.
P(an even number).
30.   A number from 23 to 33 is drawn at random.
P(a number divisible by 3).
31.   You roll a number cube numbered from 1 to 6.
P(5).
32.   You roll a number cube numbered from 1 to 6.
P(3, 6, or 4).