05/20: Ch 5 Retest Probability Practice

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

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

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

• 3/10
• 3/9
• 1/9
• 1/3

Tags

CCSS.7.SP.C.7B

Experimental Probability is:

• What Will happen 
• What actually happens
• What should happen
• What I think Happens

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

Theoretical Probability is?

• What Should happen
• What does happen
• What Will Happen
• What I want to Happen

Tags

CCSS.7.SP.C.5

P(not A) = 
*Remember to simplify.*

• 6/8
• 3/4
• 2/8
• 1/4

Tags

CCSS.7.SP.C.7B

Find the experimental probability:

Roll dice: 1, 3, 3, 4, 4

P(1) =

• 3/5

• 1/6

• 2/5

• 1/5

Tags

CCSS.7.SP.C.6

Bag A contains 9 red marbles and 3 green marbles. Bag B contains 9 black marbles and 6 orange marbles. Find the probability of selecting one green marble from bag A and one black marble from bag B.  P(green, black)

• 3/20
• 1/4
• 3/31
• 2/27

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

You pick a marble from this bag.
What is the probability you will choose either a black or a white marble?
*remember to simplify* 

• 3/5
• 4/10
• 3/10
• 6/10

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

A compound event is..

• an event that directly causes another
• the probability of all the outcomes
• 1 event that creates 2 results
• when 2 or  more independent events work together

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.4

What is the probability of pulling a red marble out of a jar of marbles that have 10 green marbles, 7 red marbles and 3 blue marbles?

• 1/7
• 7/20
• 7/10
• 3/10

Tags

CCSS.7.SP.C.7B