Combinations
A day of the week and a letter of the alphabet are picked at random. How many outcomes are possible?
What is 182?
A deck of cards has 3 blue, 4 black, and 6 purple cards. You pick 2 cards from the deck. Cards are not returned to the deck after they are picked. P(two blue cards in a row)
What is 2/52 = 1/26
What is the difference between a combination and a permutation?
With a permutation, order matters.
You have a jar with 2 red jelly beans, 3 green jelly beans, and 5 yellow jelly beans. What is the probability that you randomly choose a red or a green jelly bean?
What is 1/2
A number cube (dice) is rolled two times, and then a nickel is tossed. How many possible outcomes are there?
What is 72?
How many ways can 6 runners come in first and second place?
What is 30?
You have a jar with 2 red jelly beans, 3 green jelly beans, and 5 yellow jelly beans. What is the probability that you will not select 2 green jelly beans in a row?
What is 1/15?
There are 4 choices for each of 5 multiple choice questions on a quiz. How many outcomes are there?
What is 1024?
If 3600 people you roll a pair of dice, how many people would you expect that both dice will come up sixes?
Two balls are drawn successively without replacement from a box which contains 4 white balls and 3 red balls. Find the probability that the first ball drawn is white and the second is red.
What is 4/14 = 2/7
6 horses are entered in the showcase. How many ways can the horses take 1st, 2nd, or 3rd place?
What is 120?
Your sock drawer has 3 pairs of white socks, 2 pairs of black socks, and 5 pairs of brown socks. Once a pair of socks is chosen, it is not replaced. Find p(white and brown).
What is 1/6
An entree is chosen from 3 choices, a vegetable is chosen from 4 choices, and a dessert is chosen from 5 choices. Find the number of possible outcomes.
What is 60?
Kevin had 6 nickels and 4 dimes in his pocket. If he took out one coin, replaces it, and then pulls out another. What is the probability that both would be dimes?
What is 4/25?
Your drawer contains 8 red socks and 6 green socks. It's too dark to see which are which. What is the probability that the first two you pick are both red socks?
What is 4/13
In how many different ways can a president, vice president, and secretary be elected from a class of 25 students?
What is 13,800?
Your choose 2 cards from a standard deck of cards, replacing the first one. What is the probability that you will get a red card and then a king?
What is 1/26?
Michelle has 5 shirts and 6 pairs of pants that she wears with 4 pairs of tennis shoes. Find the number of possible outcomes for her outfit selections?
What is 120?
The police are looking for a man who wears Size 12 shoes and drives a black car. They Estimate that 2 out of 9 men wears size 12 shoes and that 5 out of 12 men drive a black car. If one man is chosen at random, what is the Probability that he matches the description?
What is 5/54
A card is drawn from a standard deck of cards. The card is not replaced and a second card is drawn. Find the probability of drawing a queen of hearts and a 3?
What is 1/663?
What is 5040?
Jade made 14 out of 52 free throws. If a player usually takes a 312 free throws in a season, how many free throws do you predict Jade will make in an entire season?
What is 84 free throws