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Simple
Probability 1
Simple Probability 2
Compound Probability 1
Compound Probability 2
Compound Probability 3
100
Suppose a number cube is rolled. What is the probability of rolling a prime number? P(prime)
What is 1/2?
100
There are 1 red marble, 2 orange marbles, 3 yellow marbles, and 4 green marbles in a bag. Suppose one marble is selected. What is the probability of selecting an orange marble? Express as a percent. P(orange)
What is 20%?
100
What is the probability of tossing two fair coins with heads side up? P(heads)
What is 1/4?
100
Rick takes two coins at random from the 3 quarters, 5 dimes, and 2 nickels in his pocket. What is the probability that he chooses a quarter followed by a dime? P(quarter, then dime)
What is 1/6?
100
Two red counters and two white counters a placed in a bag. Find the probability of choosing a red counter followed by a white counted with replacement. P(red, then white)
What is 1/4?
200
Suppose a number cube is rolled. What is the probability of rolling a 4 or a 5? P(4 or 5)
What is 1/3?
200
Use a standard deck of cards. What is the probability of pulling out a diamond? Express as a percent. P(diamond)
What is 25%?
200
Two red counters and two white counters are placed in a bag. What is the probability of pulling a red counter, followed by a white counter without replacement? P(red, then white)
What is 1/3?
200
A number cube is rolled and a spinner labeled A - E is spun. Find the probability. P(3 and E)
What is 1/30?
200
You draw a card from a standard deck of cards. What is the probability that the first card will be a heart, and if replaced, the second card is a diamond? P(heart, then diamond)
What is 1/16?
300
Suppose a number cube is rolled. What is the probability of not rolling a 1 or a 2? P(not 1 or 2)
What is 2/3?
300
Use a standard deck of cards. What is the probability of pulling out a face card? Express as a percent. Round to the nearest tenths. P(face card)
What is 23.1%?
300
What is the probability of a teacher choosing all answers as C's on a five questions multiple choice quiz with three choices: A, B, and C?
What is 1/243?
300
A number cube is rolled and a spinner labeled A - E is spun. Find the probability. P(an odd number and a consonant)
What is 3/10?
300
Colt's clothes closet contains 3 blue shirts, 10 white shirts, and 7 striped shirts. What is the probability that Colt will reach in and randomly select a white shirt followed by a striped shirt? P(white, then striped)
what is 7/38?
400
Cards from 1-10 are in a deck. What is the probability of pulling perfect squares? P(perfect square)
What is 3/10?
400
Use a standard deck of cards. What is the probability of not pulling out a 5? Express as a percent. Round to the nearest tenths. P(not 5)
What is 92.3%?
400
Two cards are drawn from a standard deck of cards. Once a card is selected, it is returned. What is the probability of drawing two face cards in a row? P(two face cards)
What is 9/169?
400
If a fair coin is tossed three times, what is the probability of getting tails three times in a row? P(three tails)
What is 1/8?
400
The face cards are removed from a standard deck of cards and the rest are set aside. Once a card is drawn at random from the face cards, the card is not replaced. Find the probability of pulling a jack, queen, and then king. P(jack, queen, and then king)
What is 8/165?
500
Suppose two-six sided number cubes are rolled. Find the probability of rolling the sum of 7. P(sum of 7)
What is 1/6?
500
Letter tiles A - Z are placed in a bag. What is the probability of pulling out the standard vowels? Express as a percent. Round to the nearest tenths. P(vowel)
What is 19.2%?
500
In some versions of the board game Parchisi, your piece returns to Start if you roll three doubles in a row. What is the probability of rolling three doubles in a row? P(three doubles)
What is 1/216?
500
There are 1 red marble, 2 orange marbles, 3 yellow marbles, and 4 green marbles in a bag. Once a marble is drawn, it is not replaced. Find the probability. P(two yellows in a row)
What is 1/15?
500
Each time a baby is born, the chance for either a boy or a girl is one-half. Find the probability that a family of five children has five girls. P(five girls)
What is 1/32?