Understanding probability

Suppose that a bag contains 3 blue, 2 red, and 5 green marbles. What is the probability of selecting a green marble?

• impossible

• unlikely

• equally likely as not

• likely

• certain

Tags

CCSS.7.SP.C.5

The probability that an event will occur is 7/7. Which of these best describes the likelihood of the event occurring?

• Unlikely

• Likely

• Certain

• Impossible

Tags

CCSS.7.SP.C.5

What is the probability of the spinner NOT landing on yellow or green? (percentage)

• 13.5%

• 88%

• 37.5%

• 62.5%

What is the probability that the spinner will land on the number 3?

• 2/5

• 3/4

• 1/2

• 2/6

Tags

CCSS.7.SP.C.7B

Ally had a bag containing 2 blue, 3 red, and 4 green marbles. What is the probability of pulling out a yellow marble?

• impossible

• unlikely

• likely

• certain

Tags

CCSS.7.SP.C.5

What is the probability of choosing a green marble?

• Certain

• Likely

• Unlikely

• Impossible

Tags

CCSS.7.SP.C.5

True or false.

To convert a decimal into a percentage you multiply the decimal by 100.

• true

• false

Find the probability of NOT landing on yellow if you spin the spinner.

What is the probability of spinning green? Make sure your answer is reduced.

• 0

• 1/4

• 1/2

• 3/4

Tags

CCSS.7.SP.C.7B

Based on the chart, what is the probability of pulling a green marble?

• 1/8
• 8/25
• 8/100
• 7/8

Tags

CCSS.7.SP.C.7B