Fairfield-Probability Assessment-03-11-2025

A store finds that 3 out of 10 customers buy a certain product.

If 100 customers enter, how many should be expected to buy the product?

Write your answer as a percent to the nearest whole number.

Tags

CCSS.6.RP.A.3C

A class has 15 boys and 10 girls.
If one student is randomly selected, what is P(selecting a girl)?

Write your answer as a fraction in simplest terms.

Tags

CCSS.7.SP.C.7B

A game has a 1/5 chance of winning a car, a 2/5 chance of winning a bike, and a 2/5 chance of winning nothing.
What is P(winning either a car or a bike)?

Write your answer as a decimal rounded to the nearest tenth.

Tags

CCSS.HSS.CP.B.7

A standard deck of 52 cards is shuffled.
What is P(drawing a red card OR a face card)?

Write your answer as a decimal rounded to the nearest thousandth.

Tags

CCSS.HSS.CP.B.7

A bag contains 5 red, 8 blue, and 7 green marbles.

A marble is drawn and NOT replaced, then another is drawn.
What is P(red, then green)?

Write your answer as a percent to the nearest whole number.

You flip a coin the roll a die.

Find P(getting tails first, then rolling an even number).

Write your answer as a fraction in simplest terms.

A store finds that 3 out of 10 customers buy a certain product. If 100 customers enter, how many should be expected to buy the product?

• 10

• 25

• 30

• 50

• 70

Tags

CCSS.6.RP.A.3B

A class has 15 boys and 10 girls. If one student is randomly selected, what is P(selecting a boy)?

• 1/3

• 2/5

• 3/5

• 1/2

• 5/8

Tags

CCSS.7.SP.C.7B

A drawer has 6 white socks, 4 blue socks, and 2 red socks. A sock is chosen and

NOT replaced before choosing a second. What is P(White, then Blue)?

Write your answer as a percent to the nearest whole number.

Draw a tree diagram that shows the sample space of flipping a coin, and a spinner with red, blue, and yellow.