Probability
Math ⇒ Statistics and Probability
Probability starts at 7 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Probability.
How you perform is determined by your score and the time you take.
When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 8
A bag contains 10 balls numbered 1 to 10. What is the probability of picking a ball with an odd number?
A bag contains 3 red balls and 2 blue balls. What is the probability of picking a blue ball at random?
A bag contains 4 white and 6 black balls. If one ball is drawn at random, what is the probability that it is not black?
A bag contains 5 red, 4 blue, and 1 yellow marble. What is the probability of picking a marble that is either red or yellow?
A bag contains 7 red, 2 blue, and 1 green marble. What is the probability of picking a marble that is not red?
A box contains 5 green, 3 yellow, and 2 red marbles. What is the probability of picking a yellow marble?
A card is drawn at random from a deck of 52 cards. What is the probability that it is a heart?
A card is drawn from a standard deck. What is the probability that it is not a spade?
A coin is tossed twice. What is the probability of getting exactly one head?
A die is rolled once. What is the probability of getting a number greater than 4?
A die is rolled. What is the probability of getting a number less than 3?
A jar contains 8 blue, 3 green, and 9 red marbles. What is the probability of picking a green marble?
A number is chosen at random from 1 to 10. What is the probability that it is a prime number?
A spinner is divided into 4 equal sections labeled A, B, C, and D. What is the probability that the spinner lands on C?
If a coin is tossed three times, what is the probability of getting all tails?
If a die is rolled, what is the probability of getting a number that is a multiple of 3?
If an event has a probability of 0.5, is it more likely to happen or not happen?
If an event is equally likely to happen or not happen, what is its probability?
If the probability of an event is 0.2, what is the percentage chance of the event occurring?
If the probability of an event is 0.35, what is the probability that the event does not occur?
