Probability of a Die

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 an odd number? Your answer should be a fraction in simplest form.

• 1/6

• 1/2

• 3/6

• 2/5

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

A die is rolled once.  What is the probability of rolling a number less than 3? Your answer should be a fraction in simplest form.

• 1/3

• 2/6

• 3/6

• 1/6

A die is rolled. What is the probability that the result is less than 3 ?

• 1/2

• 1/3

• 1/4

• 1/6

What's the probability that the sum is less than 8?

Four (standard) dice (cubes with 1, 2, 3, 4, 5, 6, respectively, dots on their six faces), each of a different color, are tossed, each landing with one of its faces up, thereby showing a number of dots. Determine the probability that the total number of dots shown is 6.

Mathematical Equivalence

ON

P(rolling a sum less than 4)

Two dice are rolled. What is the probability the dice have a sum of 5?

What is the probability of rolling a sum of one with a pair of dice?

• impossible

• unlikely

• equally likely

• likely