More Probability Practice

The probability of it raining today is 30%.  What is the probability that it will NOT rain?

• 30%
• 70%
• 100%
• 0%

Tags

CCSS.7.SP.C.5

Based on the chart, what is the experimental probability of pulling a green marble?

• 1/8
• 8/25
• 8/100
• 7/8

Tags

CCSS.7.SP.C.6

You flip a nickel three times.
Find the probability that all flips will land on tails.

• 1/2
• 1/4
• 1/6
• 1/8

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

A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement.P(both marbles are purple)

• 2/9
• 1/3
• 1/2
• 1/4

You draw a marble from a bag that has 4 red, 2 blue, and 3 green, you also flip a fair coin. What is the probability you will draw a blue marble and flip a heads?

• 1/6

• 3/9

• 1/9

• 5/6

These 12 shapes are put into a bag.  What is the probability of pulling out a triangle, replacing the triangle and then pulling out a square?

• 1/11
• 1/12
• 1/3
• 1/2

Tags

CCSS.HSS.CP.B.7

These 12 shapes are put into a bag.  If you reach into the bag 60 times, replacing the shape after each time, predict how many times you would pull out a circle.

• 15 times
• 20 times
• 25 times
• 30 times

Tags

CCSS.7.SP.C.6

There are 8 blue marbles in a bag of 20 total marbles.  What is the probablity of NOT choosing a blue marble at random from the bag?

• 40%
• 60%
• 80%
• 85%

Ten marbles are in a bag.  What is the probability of choosing a black marble, replacing it back into the bag, and then getting a white marble?

• 2/25
• 3/50
• 1/8
• 3/5