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20 questions
A fair is rolled. What is the probability of getting a factor of 6?
[Your answer must be expressed in simplest fraction form.]
Suppose a card is drawn at random from a deck of 52 cards. What is the probability of drawing a red jack?
[Your answer must be expressed in simplest fraction form.]
Out of 200 cellphones made by a certain company, 5 are defective. If I buy a cellphone from that company, what is the probability that it is defective?
[Your answer must be expressed in simplest fraction form.]
A box has 9 orange marbles, 10 yellow marbles, and 6 green marbles. If a marble is picked at random, what is the probability that it is yellow?
[Your answer must be expressed in simplest fraction form.]
Number cards from 1 to 15 is shuffled and placed face down. If one card is picked at random, what is the probability that it contains a prime?
[Your answer must be expressed in simplest fraction form.]
Number cards 1 through 40 are shuffled and placed on the table face down. One card is chosen at random. What is the probability that the number chosen will be a multiple of 4?
[Your answer must be expressed in simplest fraction form.]
Number cards 1 through 40 are shuffled and placed on the table face down. One card is chosen at random. What is the probability that the number chosen will be a perfect square?
[Your answer must be expressed in simplest fraction form.]
Number cards 1 through 40 are shuffled and placed on the table face down. One card is chosen at random. What is the probability that the number chosen will contain the digit 3?
[Your answer must be expressed in simplest fraction form.]
Number cards 1 through 40 are shuffled and placed on the table face down. One card is chosen at random. What is the probability that the number chosen will be a factor of 40?
[Your answer must be expressed in simplest fraction form.]
Two coins are tossed. What is the probability of getting two heads?
[Your answer must be expressed in simplest fraction form.]
Two coins are tossed. What is the probability of getting exactly 1 head?
[Your answer must be expressed in simplest fraction form.]
Two coins are tossed. What is the probability of getting at least one head?
[Your answer must be expressed in simplest fraction form.]
Two coins are tossed. What is the probability of getting at most 1 head?
[Your answer must be expressed in simplest fraction form.]
Two fair dice numbered 1 through 6 are rolled. What is the probability of getting two odd numbers?
[Your answer must be expressed in simplest fraction form.]
Two fair dice numbered 1 through 6 are rolled. What is the probability of getting a sum less than 5?
Two fair dice numbered 1 through 6 are rolled. What is the probability of getting a sum greater than 10?
[Your answer must be expressed in simplest fraction form.]
Two fair dice numbered 1 through 6 are rolled. What is the probability of getting a sum that is greater than 6 but less than 9?
[Your answer must be expressed in simplest fraction form.]
Four coins are tossed. What is the probability of getting 2 tails and 2 heads?
[Your answer must be expressed in simplest fraction form.]
Four coins are tossed. What is the probability of getting at most 2 tails?
[Your answer must be expressed in simplest fraction form.]
Four coins are tossed. What is the probability of getting at least 1 head?
[Your answer must be expressed in simplest fraction form.]
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