Amanda flips a coin 3 times. What is the probability that it lands on heads at least once?

Jake and Moe are playing soccer in the park. Jake scores a goal every 5 minutes. Moe scores a goal every 7 minutes. How many goals do they score in total in 30 minutes? (Hint: Casework)

A spinner is labeled 1, 2, 3, 4, and 5. It is spun twice. How many ways are there to have a sum equal to 6?

How many odd numbers between 1 and 100 do not contain the digit 9?

Stacy rolls a die 4 times. What is the probability that she rolls an odd number at least once?

How many ways are there for the sum of two dice to equal 10?

Timothy flips 4 coins. How many ways are there for him to land at least 2 tails?

Mohammed ordered two pizzas, one with pepperoni and one with grilled chicken. He decides to eat a slice of pepperoni every 10 minutes and a slice of cheese every 8 minutes. How many slices does he eat in 36 minutes?

A secret door will open when the correct two-digit code is entered using the digits from 0 to 9. Digits can repeat. How many codes have the number 4 in them?

Bob and Carol are playing a simple game. Whoever rolls the higher number wins. If they tie, they roll again. What is the probability that Bob wins? (Hint: use casework. It may seem like there are three possible outcomes for the game, but there might be two…)