TEKS.MATH.9-12.V.B

What is the probability of spinning green?

• 0
• 1/4
• 1/2
• 3/4

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TEKS.MATH.9-12.V.B

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

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TEKS.MATH.9-12.V.B

A card is selected at random from a deck of 52 cards. The probability of its being black face card is _____

• 3⁄26
• 3⁄13
• 1⁄2
• 2⁄13

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TEKS.MATH.9-12.V.B

The letters that form the word MATHEMATICS are placed in a bowl. What are the odds against choosing an “A”? 

• 9:2
• 2:9
• 9:11
• 11:9

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TEKS.MATH.9-12.V.B

What fraction of cars were sold on Monday?

• 3/28

• 4

• 14%

• 4/28

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TEKS.MATH.9-12.V.B

Given events such that P(A) = 0.14, P(B) = 0.23, and P(A or B) = 0.37. Are events A and B mutually exclusive or not?

• Mutually Exclusive

• Not Mutually Exclusive

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TEKS.MATH.9-12.V.B

Two spinners are each divided into equal sections, as shown above. Each spinner is spun once. What is the probability that the spinners will land on 2 numbers with a sum of 3.5?

• $\frac{1}{24}$

• $\frac{1}{10}$

• $\frac{5}{12}$

• $\frac{1}{2}$

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TEKS.MATH.9-12.V.B

Brent has a shopping bag with 8 similar size containers of yogurt: 2 strawberry, 3 cherry, and 3 raspberry. If he randomly takes 2 yogurt containers from the bag without replacement, what is the probability that neither will be strawberry yogurt?

• $\frac{1}{28}$

• $\frac{13}{28}$

• $\frac{15}{28}$

• $\frac{27}{28}$

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TEKS.MATH.9-12.V.B

Probability of getting atleast 2 heads when 3 coins are tossed together is

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TEKS.MATH.9-12.V.B

Given the probability model in the table below, what is the expected value of the random variable?
  X        50          20        5
P(X)     0.1         0.3      0.6

• 14
• 4.67
• 5
• 7.5

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TEKS.MATH.9-12.V.B