Probability

What is the sample space for randomly choosing 1 letter from the 5 vowels?

• v, o, w, e, l

• a, e, i, o, u

• 1, 2, 3, 4, 5

• What's a vowel?

Jamal is playing monopoly and needs to roll a 6 to reach Boardwalk. What are all the possible outcomes for rolling a die?

• 6, 6, 6, 6, 6, 6

• 1, 2, 3, 4, 5, 6, 7

• 1, 2, 3, 4, 5, 6

• 0, 1, 2, 3, 4, 5, 6

Madison rolled a number cube that has the 6 sides labeled 1 to 6. What is the probability that she rolled a 2 or a 4?

• $\frac{1}{6}$

• $\frac{1}{3}$

• $\frac{1}{2}$

• $\frac{3}{4}$

Melissa rolls two number cubes, each with sides that are labeled 1 to 6. What is the probability that both number cubes show a 1?

• $\frac{1}{6}$

• $\frac{1}{12}$

• $\frac{1}{24}$

• $\frac{1}{36}$

Craig has a coin and a number cube. The number cube is labeled 1 through 6. He flips the coin once and rolls the number cube once. What is the probability that the coin lands on heads, and the number cube lands on an odd number?

• $\frac{2}{3}$

• $\frac{1}{4}$

• $\frac{1}{6}$

• $\frac{1}{12}$

Tags

CCSS.HSS.CP.B.7

Lucian has 12 coins in his pocket. Of these coins, 5 are pennies and 7 are dimes. Lucian randomly selects one coin and without replacing it, selects another coind from his pocket. What is the probability that both coins are pennies?

• $\frac{25}{132}$

• $\frac{5}{12}$

• $\frac{25}{144}$

• $\frac{5}{33}$

Samuel has a box of colored pencils. 8 are green, 10 are yellow, 9 are brown, and 5 are blue. What is the probability of Samuel selecting a green pencil at random, replacing it back into the box and then selecting a yellow pencil?

• $\frac{5}{62}$

• $\frac{18}{64}$

• $\frac{5}{64}$

• $\frac{6}{20}$

Megan has a bag of with 8 red cubes, 3 yellow cubes, and 5 green cubes. What is the probability that she will pick s red cube, keep it, and then pick another red cube?

• $\frac{7}{30}$

• $\frac{8}{17}$

• $\frac{7}{32}$

• $\frac{8}{18}$