Math7PAP-Probability

A jar contains 2 green marbles, 4 blue marbles, 3 yellow marbles, and 2 black marbles. A marble is chosen at random from the jar and replaced. Then a second marble is chosen at random. Find the probability of the first marble being green and the second marble being yellow. 

• 4/121
• 8/121
• 3/121
• 6/121

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

Two cards are chosen at random from a standard deck of 52 cards without replacement. What is the probability of choosing two kings? 

• 1/26 = 3.85%
• 1/69 = 1.45%
• 1/221 = 0.45%
• 4/663 = 0.60%

Razz-Berri rolls two number cubes.  What is the probability that the sum of the two number cubes will be less than 5?
(Yes, I've actually had a student with this name)

• 1/4
• 1/12
• 1/9
• 1/6

How many total outfit options are represented?

• 12
• 22
• 3

You roll a six sided die. What is the probability of rolling an even number three times in a row? 

• 3/100
• 1/2
• 1/6
• 1/8

How many outcomes are there with tossing a coin and rolling a dice?

• 2
• 6
• 12
• 24

Nathan spins the spinner below two times. What is the probability Nathan will spin red on the first spin and blue on the second spin?

• 9/64

• 9/25

• 3/8

• 1/4

How do you find compound probability?

• Multiply your probabilities
• Add your probabilities
• Divide your probabilities
• Subtract your probabilities

Tags

CCSS.HSS.CP.B.7

Aaron took a multiple choice test.  There were 25 questions, of which he answered 4 incorrectly.  At this rate, how many questions should Aaron expect to answer incorrectly if he takes a test with a total of 150 questions?

• 123
• 24
• 373
• 47

Tags

CCSS.6.RP.A.3B