Moby is flipping a coin. What is the probability that he gets heads four times in a row?
What is 1 in 16 ?
100
You have a spinner that is a half blue and half red. You also have a quarter. What is the probability of spinning red and getting tails?
What is 1/4?
100
There are 10 marbles in a bag. 5 of them are yellow. 2 are red. 2 are blue. 1 is black. What is the probability of picking a black marble?
What is 1/10?
100
Samantha has 900 cookies in a jar. There are 300 chocolate-chip cookies. There are 300 M&M cookies. There are 300 sugar cookies. What is the probability of picking an M&M cookie or a sugar cookie?
What is 2/3 or 600/900
200
According to the weatherman, there’s a 20 percent chance of rain on Monday and an 80 percent chance of rain on Tuesday. What is the percent chance that it rains both Monday and Tuesday? Simplify the answer.
What is 1 in 5?
200
There are 100 cars in a parking lot. 1/10 of the cars are pink. 2 times that amount is gray. What is the probability of picking a gray car.
What is 20/100 or 2/10?
300
Tim’s mom bought a six-pack of pudding cups at the supermarket. The six-pack contains three vanilla puddings and three chocolate puddings. If Tim blindly grabs two pudding cups at the same time from the fridge, what are the odds that both pudding cups he pulls out will be chocolate?
What is 4 in 25?
300
There are 3,000 balls . 1/3 of the balls are soccer balls. Double that amount are basketballs. What is the probability of getting a basketball?
What is 2,000/3,000 or 2/3?
400
Cassie’s coin purse contains five nickels, three quarters, and two pennies. She goes to the supermarket and buys $8.10 worth of groceries. Without looking she grabs one coin from her purse, then another. What are the odds that both coins will be nickels?
What is 2 in 9?
400
There are 100,000 fish in an aquarium tank. 10^3 of the fish are catfish. 10 times the amount catfish are goldfish. What is the probability of picking a goldfish from the tank?
What is 10,000/100,000 or 1/10?
500
Tim and Moby are playing a role-playing game with dice. In order to prevent himself from being eaten by a she-ogre, Tim must roll a 16 or better on a 20-sided die. What is the probability that Tim will be eaten by the she-ogre?
What is 3 in 4?
500
There are 1,000,000 monkeys in a forest. 10^3 of the monkeys are spider monkeys. 100 times that amount are squirrel monkeys. What is the probability of taking a spider monkey and a squirrel lemur?