An ordinary six-sided die is rolled. What is the probability that a number greater than three is rolled?

A number cube is marked with 1, 2, 3, 4, 5, and 6 on its faces. If you roll the cube one time, what is P(2 or 5)?

A number cube is marked with 1, 2, 3, 4, 5, and 6 on its faces. If you roll the cube one time, what is P(2)?

If you have a pack of markers with 10 different colors, what is the probability of selecting a black marker?

One pen is chosen without looking from a bag that has 3 blue pens, 6 red, and 3 green. What is P(green)?

One pen is chosen without looking from a bag that has 3 blue pens, 6 red, and 3 green. What is P(purple)?

One pen is chosen without looking from a bag that has 3 blue pens,6 red, and 3 green. What is P(not green)?

An ordinary six-sided die is rolled. What is the probability that a number greater than four is rolled?

One pen is chosen without looking from a bag that has 3 blue pens, 6 red, and 3 green. What is P(blue or red)?

A certain word game contains a large 20-sided die with letters instead of numbers on the sides. If all of the vowels (a, e, i, o, and u) are on the die, then what is the probability of rolling a vowel?

One pen is chosen without looking from a bag that has 3 blue pens, 6 red, and 3 green. What is P(red)?