Probability Test

I have 10 blue, 15 red, and 12 green ornaments. What is the probability that I pick a yellow ornament at random?

• 0

I have 10 blue, 15 red, 12 green, and 11 yellow ornaments. Which color would be least likely to be picked if you choose an ornament at random?

• Blue

• Red

• Green

• Yellow

What is the probability of flipping two fair coins and having both show tails?

You roll a standard number cube one time. What is the probability that you get a 3 or 4?

Katrina has a bag of coins with 7 quarters, 4 dimes, 6 nickels, and 3 pennies. She will randomly select one coin from the bag. What is the probability of selecting a nickel?

What is the probability of spinning the spinner in the picture and landing on green?

Test it out!

The chance of two or more events happening at the same time.

• Simple Event

• Compound Event

• Theoretical Probability

• Experimental Probability

There are 6 red marbles, 5 green marbles, and 4 yellow marbles in a bag. If Joe picks 2 marbles one after the other without replacement, then what is the probability that both are red in color? (a)  

• 2/5
• 1/21
• 4/25
• 1/7

What is the probability of landing on 3 on the die and flipping the coin and landing on heads?

• 1/6

• 1/2

• 1/12

• 3/12

What is the probability of picking a blue marble, putting it back in the bag, then picking a red marble?