Probability Review

A day in December is randomly chosen. What is the probability the day is the 25^th?

• 8.5%
• 8.84%
• 80.6%
• 3.2%

Tags

CCSS.7.SP.C.7A

A regular 6-sided die is to be rolled one time. What is the probability that the number 5 is rolled?

• 1/5

• 5/6

• 1/6

• 6/5

Tags

CCSS.7.SP.C.7A

A spinner has 8 equal regions. Each region is marked with one of the following numbers: 10, 20, 30, 40, 50, 60, 70, 80. What is the probability of an even number being spun on the first roll?

• 1/8

• 1/2

• 1

• 3/8

Tags

CCSS.7.SP.C.7A

There are 3 red marbles, 4 blue marbles, 2 green marbles, and 6 clear marbles in a burlap bag. One marble is randomly pulled from the bag. What is the probability the marble was green?

• 1/2

• 1/7

• 2/15

• 2/17

Tags

CCSS.7.SP.C.7B

What is the probability that you choose blue? *simplify your answer*

5 green

6 yellow

8 blue

7 brown

• 8/26

• 4/13

• 8/25

• 1/3

Tags

CCSS.7.SP.C.7B

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.7B

You pick a fruit from a box at random. It has 3 limes, 5 grapes, and 2 oranges. What is the probability that you do not pick a lime?

• 5/10

• 30%

• 7/10

• 10%

Tags

CCSS.7.SP.C.7B

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

• 5/6
• 1/2
• 1/3
• 1/6

How do you write 0.02 as a percent?

• 20%
• 200%
• 2%
• .02%

An experiment consists of rolling a fair number cube. Find the theoretical probability of rolling an 8.

• 0
• 8/6
• 4/3
• 1/2

Tags

CCSS.7.SP.C.7A