Simple Probability Quiz

A single 6-sided die is rolled. What is the probability of rolling a 4?

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

In a bag of 7 red balls and 3 blue balls, what is the probability of drawing a blue ball?

If a jar contains 2 green, 3 red, and 5 blue marbles, what is the probability of randomly selecting a red marble?

A bag contains 4 white, 5 black, and 6 red balls. What is the probability of drawing a ball that is not black?

What is the probability of drawing an ace from a standard deck of 52 playing cards?

If you roll two six-sided dice, what is the probability of the sum being 7?

What is the probability of selecting a queen from a deck of 52 cards?

In a class of 20 students, 12 are boys and 8 are girls. What is the probability of randomly selecting a girl?

A box contains 15 balls: 5 red, 5 green, and 5 blue. If one ball is picked at random, what is the probability that it is either red or green?