AMS 7th Grade Probability

A bag contains 7 blue marbles and 7 green marbles.  Which shows the likelihood of choosing a blue marble?

• Impossible 
• Unlikely
• As likely as not
• Certain

Jared places five cards that are labeled 1 to 5 face down on the table and mixes them up.  What is the likelihood that his friend Logan will draw an even-numbered card?

• Impossible 
• Unlikely
• As likely as not
• Certain

The results of a survey show that soccer is the favorite sport for 32 out of 50 people.  Which percent is closest to the experimental probability that a person's favorite sport will not be soccer?

• 18%
• 32%
• 36%
• 64%

On the last math test in Decker's class, 17 out of 25 students scored closest to the experimental probability that a student selected at random will score an 80 or higher on the next test?  

• 32%
• 34%
• 68%
• 80%

During his first 20 picks from a bag of marbles, Aren chose 5 yellow marbles, 8 green marbles, and 7 blue marbles.  Each time he replaces the marble before selecting another.  Which percent is closest to the experimental probability that Aren will choose a green marble on his next pick?

• 25%
• 35%
• 40%
• 60%

Sade rolls a number cube and spins a spinner with three equal sections.  How many outcomes are possible?  

• 3
• 6
• 9
• 18

Amin's sandwich show offers a lunch special on sandwiches on white, black, and whole wheat breads. You can also choose between roast beef, roasted vegetables, and chicken.  How many different sandwiches can you make for the lunch special?  

• 1
• 3
• 6
• 9

Two number cubes are rolled an the results are added.  What is the probability that the sum is equal to 8?

• 1/36
• 1/12
• 5/36
• 1/3

Sovann spins a spinner that is split into 10 equal sections.  The sections are labeled 3,1,2,3,2,3,1,2,3,3.  What is the probability that the spinner will land on the number 1?  

• 1/10
• 1/5
• 3/10
• 1/2

A bag contains 3 red marbles and 2 yellow marbles.  What is the probability of drawing a red marbles, then drawing a red marble again after replacing the first marble?  

• 6/25
• 3/10
• 9/25
• 3/5