Simple/Experimental/Theoretical Probability

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”? 

• 2/7
• 5/49
• 5/7
• 10/49

Tags

CCSS.7.SP.C.5

A box has 6 red pens, 8 black pens, 2 blue pens, and 4 purple pens.

P(NOT red or blue)

• 3/5

• 2/5

• 3/10

• 7/10

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

What is the probability of spinning an even number?

• 16 2/3%

• 33 1/3%

• 50%

• 75%

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Ariana's Office Supply shop sells 2 types of notebooks. Each notebook is offered in red, blue, or yellow. If a notebook is selected at random, how many different possibilities are in the sample space?

• 4

• 6

• 8

• 16

Tags

CCSS.3.OA.A.1

CCSS.3.OA.A.3

CCSS.3.OA.C.7

A restaurant surveys customers with the following results: 8 pizzas, 12 hamburgers, 14 pastas, and 6 steaks. What is the experimental probability of pizza or steak?

P(pizza or steak)

• 20%

• 65%

• 50%

• 35%

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7

CCSS.7.SP.C.8

Rylee is on a weekend fishing trip with her family. So far she has caught 4 trout, 10 catfish, and 13 bluegill. What is the probability that the next fish that Rylee catches will be a catfish?

• 37%

• 15%

• 48%

• 38%

Tags

CCSS.6.RP.A.3B

Tammy rolled a die five times.

Here is what she got on her five rolls: 1, 3, 3, 4, & 4

Find the experimental probability:

P(3) =

• 3/5

• 1/6

• 2/5

• 1/3

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7

A bag has 3 red marbles, 2 blue, 4 green and 1 yellow. What is the theoretical probability of pulling a red?

• 3/10

• 3/9

• 1/9

• 1/3

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

A dice was thrown 10 times with the following outcomes:

1 was rolled 3 times
2 was rolled 1 time
3 was rolled 2 times
4 was rolled 0 times
5 was rolled 2 times
6 was rolled 2 times

What is the experimental probability of rolling a 3?

•  $\frac{1}{6}$  

•  $\frac{2}{10}=\frac{1}{5}$  

•  $\frac{1}{10}$  

•  $\frac{2}{6}=\frac{1}{3}$  

If a car factory checks 360 cars and 8 of them have defects, how many out of 1260 will have defects?

• 28

• 45

• 360

• 2880

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

CCSS.7.SP.A.1

CCSS.7.SP.A.2