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 10
A bag contains 3 red balls and 2 blue balls. If one ball is drawn at random, what is the probability that it is blue?
A bag contains 4 white and 6 black balls. If one ball is drawn at random, what is the probability that it is white?
A bag contains 5 green, 3 yellow, and 2 red balls. If a ball is picked at random, what is the probability that it is not yellow?
A box contains 8 pens, 3 of which are blue and the rest are black. If a pen is selected at random, what is the probability that it is black?
A card is drawn at random from a standard deck of 52 cards. What is the probability that it is a king?
A die is rolled once. What is the probability of getting a number greater than 4?
A die is rolled twice. What is the probability of getting a 6 both times?
A number is chosen at random from 1 to 10. What is the probability that it is a prime number?
Explain the difference between experimental probability and theoretical probability.
If a card is drawn at random from a standard deck, what is the probability that it is a spade or a heart?
If P(A) = 0.7, what is the probability of the event 'not A'?
If the probability of an event is 0.25, what is the probability of its complement?
If the probability of an event is 0.6, what is the probability that the event does not occur?
If the probability of an event is 1, what does it mean?
If two coins are tossed together, what is the probability of getting at least one head?
If two dice are thrown together, what is the probability that the sum is 7?
What is the probability of drawing a queen from a standard deck of 52 cards?
What is the probability of getting a head when tossing a fair coin once?
What is the probability of getting a tail when tossing a fair coin three times?
A bag contains 4 red, 3 blue, and 5 yellow balls. If two balls are drawn at random without replacement, what is the probability that one is red and the other is blue?
