Simple Probability
"And" Events
"Or" Events
Permutations and Combinations
Expected Value
100
The probability of rolling a 6.
What is 1/6?
100
The probability of picking a red card and a black card at the same time.
What is 0?
100
The probability of passing or failing.
What is 1?
100
The value of 5P2
What is 20?
100
The expected value when winning $4 for rolling a 6
What is $0.67?
200
The probability of picking a heart from a deck of cards.
What is 1/4?
200
The probability of failing and passing?
What is 0?
200
The probability of picking a Jack or a Heart?
What is 4/13?
200
The value of 8P7.
What is 40,320?
200
The expected value when winning $5 for picking a heart from a deck of cards.
What is $1.25?
300
The probability of flipping a coin.
What is 1/2?
300
The probability of rolling a 2 and a prime number with two dice.
What is 1/12?
300
The probability of rolling a 6 or a even number with two dice.
What is 1/2?
300
The value of 5C3.
What is 10?
300
The expected value when winning $12 for picking a red card and rolling a 2.
What is $1?
400
The probability of picking a 7 from a deck of cards.
What is 1/13?
400
The probability of picking a 7 and a heart?
What is 1/52?
400
The probability of picking a face card or a prime number.
What is 8/13?
400
The value of 7C5.
What is 21?
400
The expected value when winning $7 for flipping a heads and rolling an odd number.
What is $1.75?
500
The probability of picking a red 3 from a deck of cards?
What is 1/26?
500
The probability of rolling a 5 and flipping a tails with a coin.
What is 1/12?
500
The probability of rolling a 5 or a sum of 8.
What is 1/4?
500
The ways you can make a group of four people from a class of 40 and give them the roles of President, Vice President, Secretary, and Treasurer.
What is 2,193,360?
500
The expected value each situation: winning $16 for rolling an odd number and picking a spade, and winning $26 when rolling an even number and picking a face card.
What is $2 and $4?