CCSS.Math.Content.HSS.CP.A.2

If the odds of being born on each day of the week is equal, what is the probability of two separate babies both being born on a school day? (Monday through Friday)

• 5/7
• 5/14
• 25/49
• 1/49

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CCSS.Math.Content.HSS.CP.A.2

A bag contains 5 red marbles and 4 pink marbles. A marble is randomly drawn and then replaced. What is the probability the first marble is pink and the second is red?

• 26.9%
• 24.7%
• 20.0%
• 5%

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CCSS.Math.Content.HSS.CP.A.2

What is the probability of tossing a coin four times and getting tails each time?

• 1/16
• 1/8
• 1/2
• 1/4

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CCSS.Math.Content.HSS.CP.A.2

Get an odd number on a spinner and a red marble from a bag of marbles. Is an example of __________ event?

• Independent
• Depenedent

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CCSS.Math.Content.HSS.CP.A.2

An experiment consists of spinning a spinner and flipping a fair coin. The spinner consists of 4 colored sections of equal size.

• Red

• Blue

• Green

• Yellow

If the arrow on the spinner is spun one time and the coin flipped one time, what is the probability of getting the outcome “Blue, Tails”?

• $\frac{1}{8}$

• $\frac{1}{6}$

• $\frac{1}{4}$

• $\frac{3}{4}$

Tags

CCSS.Math.Content.HSS.CP.A.2

A bag contains 5 red marbles, 4 blue marbles, and 3 green marbles. Joshua will select a marble at random, record its color, and then put the marble back in the bag. He will select three marbles in this way. What is the probability that Joshua will first get a red marble, then a blue marble, and then a green marble?

• $\frac{1}{60}$

• $\frac{5}{144}$

• $\frac{5}{12}$

• $\frac{47}{60}$

Tags

CCSS.Math.Content.HSS.CP.A.2

Nick randomly selects a digit from the set {0, 1, 2, ..., 9} and a letter from the set {A, B, C, ..., Z}. Matthew will try to guess both the digit and the letter. Which expression gives the probability that Matthew will incorrectly guess both the digit and the letter?

• $\frac{1}{10}+\frac{1}{26}$

• $\frac{1}{10}\times\frac{1}{26}$

• $\frac{9}{10}+\frac{25}{26}$

• $\frac{9}{10}\times\frac{25}{26}$

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CCSS.Math.Content.HSS.CP.A.2

Let A and B be independent events. If P(A) = 0.5 and P(B) = 0.26, what is P(A and B)

• 0.52

• 0.13

• 0.24

• More information is needed to determine this value.

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CCSS.Math.Content.HSS.CP.A.2

A coin is tossed twice. The probability of getting both heads is

• $\frac{1}{2}$

• $\frac{1}{3}$

• $\frac{1}{4}$

• 1

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CCSS.Math.Content.HSS.CP.A.2

What is the probability of choosing a red marble from this bag, keeping it out, then choosing another red marble?

• 10/21

• 5/7

• 25/49

• 20/42

Tags

CCSS.Math.Content.HSS.CP.A.2