CCSS.Math.Content.HSS.CP.B.8

What is the probability that a family doesn't have a baby girl until their third child?

• 0.13
• 0.15
• 0.05
• 0.88

Tags

CCSS.Math.Content.HSS.CP.B.8

A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement. P(1st orange then green)

• 1/15
• 2/15
• 3/31
• 1/5

Tags

CCSS.Math.Content.HSS.CP.B.8

There are six nickels and seven dimes in your pocket. You randomly pick a coin out of your pocket and then return it to your pocket. Then you randomly pick another coin.  What is the probability that the coin is a nickle both times?

• 36/169
• 6/13
• 5/16
• 3/19

Tags

CCSS.Math.Content.HSS.CP.B.8

There are seven boys and seven girls in a class. The teacher randomly selects one student to answer a question. Later, the teacher randomly selects a different student to answer another question. What is the probability that the first student is a boy and the second student is a girl?

• 7/26
• 1/2
• 2/17
• 8/29

Tags

CCSS.Math.Content.HSS.CP.B.8

What is the probability of rolling a 4 on a fair number cube and getting “tails” when tossing a coin?

• 1/7
• 1/12
• 5/8
• 1/2

Tags

CCSS.Math.Content.HSS.CP.B.8

What is the probability of the arrow stopping on “1” on the first spin and “6” on the second spin?

• 5/6
• 1/36
• 1/6
• Elephant

Tags

CCSS.Math.Content.HSS.CP.B.8

A family has planned out game night for a whole school week. They will let a six-sided die determine if they will play a board game or a card game. If the die lands on an even number, then they will play a card game and if it lands on an odd number, they will play a board game. What is the probability that they will play a board game every night of the week?

• 0.03125

• 0.1

• 0.03333

• 0.01667

Tags

CCSS.Math.Content.HSS.CP.B.8

An unprepared student takes a 3-question true/false quiz in which he guesses the answers to all 3 questions. What is the probability he gets all 3 correct?

• 1/2

• 1/3

• 1/6

• 1/8

Tags

CCSS.Math.Content.HSS.CP.B.8

A bag contains 5 red marbles, 4 blue marbles, and 3 green marbles. Joshua will select a marble at random, record its color, and then put the marble back in the bag. He will select three marbles in this way. What is the probability that Joshua will first get a red marble, then a blue marble, and then a green marble?

• $\frac{1}{60}$

• $\frac{5}{144}$

• $\frac{5}{12}$

• $\frac{47}{60}$

Tags

CCSS.Math.Content.HSS.CP.B.8

In her book bag, Jackie has one red pencil, one yellow pencil, one blue pencil, one green pencil, one orange pencil, and one purple pencil. She also has one red pen, one blue pen, and one black pen. If Jackie randomly selects one pencil and one pen, what is the probability that she will select a purple pencil and a black pen?

• $\frac{1}{72}$

• $\frac{1}{18}$

• $\frac{1}{10}$

• $\frac{1}{2}$

Tags

CCSS.Math.Content.HSS.CP.B.8