Compound Probability TC

A box contains 6 yellow, 3 red, 5 green, and 7 blue colored pencils. A colored pencil is chosen at random, it is replaced, then another is chosen. What is the probability of choosing a blue then yellow colored pencil?

• 7/21

• 6/21

• 2/21

• 13/21

A box contains 6 yellow, 3 red, 5 green, and 7 blue colored pencils. A colored pencil is chosen at random, it is not replaced, then another is chosen. What is the probability of choosing a red followed by a green?

• 1/28

• 5/147

• 3/21

• 5/21

A coin and a number cube with the numbers 1 through 6 are tossed. What is the probability of the coin showing tails and the number cube showing the number 3? 

• 1/12
• 1/4
• 1/8
• 1/2

How many outfits are possible with 5 pairs of jeans, 8 t-shirts, and 2 pairs of shoes?

• 15
• 40
• 80
• 10

Clara picks a marble at random, puts it back, and then picks another marble at random.

• Dependent

• Independent

Victor picks a card at random. Without putting the first card back, he picks a second card at random.

• Dependent

• Independent

A coin is flipped two times. What is the probability of getting heads and then getting heads again.

• 1/2

• 1/4

• 2/4

• 2

Josh and Alex play on a basketball team. Josh made 9 out of 16 shots and Alex made 15 out of 20 shots. Based on their performance, what is the probability that both boys make the next basket?

• 135/320

• 27/64

• 3/4

• 9/22

A day of the week is chosen and a month is chosen at random. What is the probability of choosing a Saturday and a month that begins with the letter J?

• 1/28

• 1/14

• 3/28

• 1/21

Cesar's piggy bank has 8 quarters, 2 dimes, 4 nickels, and 6 pennies. He chooses a coin, does not replace it, then chooses another. What is the probability that he chose a dime then a nickel?

• 1/50

• 2/95

• 1/10

• 4/19