Probability

A die is rolled once.  What is the probability of rolling a 5? Your answer should be a fraction in simplest form.

• 1/6
• 1/3
• 2/5
• 5/6

A die is rolled once.  What is the probability of rolling a 5 or a 6? Your answer should be a fraction in simplest form.

• 5/6
• 2/6
• 1/3
• 1/5

Probability is ...

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

Probability can be written as ...

• a fraction
• a decimal
• a percent
• all of the above

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 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

What is the probability of the spinner landing on red?

• 5/12
• 1/5
• 5/5
• 3/5

What is the probability of the spinner landing on an odd number?

• 4/8
• 4/4
• 1/4
• 1/3

A bag has 3 red marbles, 2 blue and 4 yellow. What is the probability of pulling a red?

• 3/10
• 3/9
• 1/9
• 1/3

There are 14 tiles with one letter from the word MATHEMATICIANS on each. Find the probability of randomly choosing the letter "M".

• 1/2

• 1/7

• 1/14

• 2/7