Basic Probability

Front

A jar contains 2 pink, 6 red, and 4 blue marbles. What is the probability of picking a red or blue marble?

Back

5/6

Front

A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?

Back

1/3

Front

P(not A) =

Back

3/4

Front

A die is rolled. What is the probability that the result is less than 3?

Back

1/3

Front

A piggy bank contains 4 quarters, 18 dimes, 10 nickels, and 8 pennies. A coin is chosen at random, not replaced, then another is chosen. Find P (penny, then dime).

Back

6/65

Front

A piggy bank contains 4 quarters, 18 dimes, 10 nickels, and 8 pennies. A coin is chosen at random, not replaced, then another is chosen. Find P ( worth at least 10 cents, then penny).

Back

22/195

Front

Find the probability of flipping a tail on a coin and spinning a 5 on a spinner with sections of equal area numbered 1-5.

Back

1/10

Front

Ricardo has a spinner and a bag of marbles (2 red, 3 green, 3 blue). What is the probability that Ricardo spins red on the spinner and picks a red marble out of the bag? Options: 1 ⁄ 16, 1 ⁄ 2, 1 ⁄ 4, 1 ⁄ 8

Back

1 ⁄ 16

Front

How many ways can the coach make a batting order for 10 players?

Back

3628800

Front

In the orchestra, there are eight violinists in the front row. How many different ways can they be seated?

Back

40320