Probability

Probability is ...

• the chance that some event will occur.
• a game that involves coins.
• a guarantee.

What is the probability of flipping a coin and getting heads?

• 1/2
• 1/3
• 1/4
• Never, Tails never fails.

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

• 5/11
• 5/6
• 1/3
• 5

What is the probability of spinning an even number?

• 16 2/3%

• 33 1/3%

• 50%

• 75%

What is the probability of drawing a red card from a standard deck of cards?

• 1/52
• 13/52
• 1/2
• 4/52

What is the probability of pulling a red marble out of a jar of marbles that have 10 green marbles, 7 red marbles and 3 blue marbles?

• 1/7
• 7/20
• 7/10
• 3/10

If you were to roll the die one time what is the probability of it landing on a 2?

• 2 out of 6
• 2 out of 2
• 1 out of 6
• 1 out of 1

What is the probability of getting an odd number when rolling a single 6 sided die?

• 1/6
• 2/6
• 3/5
• 3/6

Find the probability of rolling a 7 on a single die.

• 1/6
• 7/6
• 0
• 7/7

What is the probability that the person picked will be a boy given they speak german? 

• .7273
• .4
• .16
• .22