Grade 5 Probability

1. What is the probability of getting a heads when flipping a fair coin

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• 1
• 1/2
• 2

2.A bag contains 3 red balls, 5 blue balls, and 2 green balls. What is the probability of drawing a red ball?

3. A number is chosen at random from 1 to 10. What is the probability that it is a prime number?

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• 3/5
• 2/5

4. What is the probability of rolling a 4 or a 5 on a six-sided die? A) 1/2 B) 1/6 C) 1/3 D) 2/3

• 1/2
• 1/6
• 1/3
• 2/3

5. A number is chosen at random from 1 to 10. What is the probability that it is a prime number?

6. If a bag contains 4 red marbles and 6 black marbles, and you draw two marbles without replacement, what is the probability that both are red?

• 2/5
• 4/15
• 13
• 1/6

7. If two coins are tossed, what is the probability that both will land on heads?

8. If two coins are tossed, what is the probability that both will land on heads?

• 1/4
• 1/2
• 1/3
• 3/4

9. What is the probability of drawing a queen from a standard deck of 52 playing cards?

10. If a fair six-sided die is rolled, what is the probability of rolling an even number?

• 1/2
• 1/3
• 2/3
• 1/6