7A Unit 5 Probability Review

On which color is the spinner most likely to stop?

• red

• green

• yellow

• blue

If the probability of an event is 0.04, which of the following best describes the event?

• The event will never occur.

• There is a small change the event will occur.

• The event is likely to occur.

• The event will definitely occur.

Steven flips a coin 4 times. What is the probability that he will flip heads all 4 times.

• 
  

  $\frac{1}{2}$
  

• $\frac{1}{4}$

• $\frac{4}{16}$

• $\frac{1}{16}$

The probability that Tanya gets a Valentine's Day card this year is 16%. If she receives 67 cards in the mail this year, about how many can she expect to be for Valentine's Day?

• 11

• 16

• 5

• 20

Sam goes to Staples to get folders for school. There are 3 types of folders and each are sold in green, blue, and purple. How many different possibilities are in the sample space?

• 3

• 6

• 9

• 12

As Michael was sitting on his stoop, he saw 8 vans, 10 motorcycles, and 54 cars drive by. What is the experimental probability that the next vehicle that drives by not be a car?

• $\frac{3}{4}$

• $\frac{1}{9}$

• $\frac{5}{36}$

• $\frac{1}{4}$

Jack has a box of markers. 10 are blue, 35 are purple, 18 are green, and 7 are black. If Jack selected a marker at random, which color would be as likely as not to be selected?

• blue

• purple

• green

• black

Alexis spins a spinner with 8 sections labeled A-H and then rolls a standard 6-sided die. What is the probability that the spinner will land on B and the die will land on a prime number?

• $\frac{1}{16}$

• $\frac{1}{12}$

• $\frac{3}{14}$

• $\frac{1}{48}$

Which choice can not possible be the answer to a probability question?

• 1

• $\frac{17}{98}$

• 6%

• 8

Given the following spinner, what is the probability the spinner will land on red both times if it is spun twice?

• 
  

  $\frac{1}{9}$
  

• $\frac{1}{3}$

• $\frac{1}{15}$

• $\frac{2}{3}$