Compound Probability

Compound Probability

Assessment

Assessment

Created by

Susan Felty

Mathematics

7th - 8th Grade

24 plays

Hard

CCSS
7.SP.C.5, 7.SP.C.7, 7.SP.C.8

Student preview

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15 questions

Show all answers

1.

MULTIPLE CHOICE

3 mins • 1 pt

A box contains 3 black pens, 7 blue pens, and 5 red pens. Without looking, P(red or black)

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

2.

MULTIPLE CHOICE

3 mins • 1 pt

There are 6 red marbles, 5 green marbles, and 4 yellow marbles in a bag. If Joe picks 2 marbles one after the other without replacement, then what is the probability that both are red in color?

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

3.

MULTIPLE CHOICE

3 mins • 1 pt

There are 2 violet balls and 4 pink balls in a bag. If two balls are drawn one after the other, then what is the probability of getting violet first and pink next, if the first ball drawn is replaced?

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

4.

MULTIPLE CHOICE

3 mins • 1 pt

A basket contains 5 purple pencils and 9 brown pencils. If two pencils are picked at random one after the other without replacement, then what is the probability that both the pencils are purple?

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

5.

MULTIPLE CHOICE

2 mins • 1 pt

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

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

6.

MULTIPLE CHOICE

15 mins • 1 pt

A jar contains 2 green marbles, 4 blue marbles, 3 yellow marbles, and 2 black marbles. A marble is chosen at random from the jar and replaced. Then a second marble is chosen at random. Find the probability of the first marble being green and the second marble being yellow. 

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

7.

MULTIPLE CHOICE

15 mins • 1 pt

Two cards are drawn from a standard deck of cards and no cards are returned to the deck. Identify whether the events are independent or dependent. 

Tags

CCSS.7.SP.C.5

8.

MULTIPLE CHOICE

15 mins • 1 pt

Two marbles are randomly drawn from a bag containing 3 purple, 1 blue, and 1 yellow marble. The first marble is blue and is not replaced. Find the probability of drawing a second marble that is purple. 

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

9.

MULTIPLE CHOICE

5 mins • 1 pt

Media Image

You roll a six sided die. What is the probability of rolling an even number three times in a row? 

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

10.

MULTIPLE CHOICE

5 mins • 1 pt

A cookie jar has 3 dozen chocolate chip, 1 dozen peanut butter, and 2 dozen oatmeal raisin cookies. If Megan chooses a cookie, does not replace it, then chooses another, what is the probability that she chooses a peanut butter then a chocolate chip cookie? 

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

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