Simple and Compound Probability

Which of the following does NOT illustrate compound events?

• Flipping a coin and rolling a die
• Drawing two cards from a deck
• Choosing a marble from a bag and not replacing it
• Throwing a dart at a dartboard

Tags

CCSS.7.SP.C.8B

How many possible outcomes are there in tossing three coins once?

• 6
• 8
• 4
• 2

Theoretically, what is the probability of rolling a sum of 10 with a pair of dice?

• 1/4
• 3/12
• 1/12
• 3/36

The letters that form the word MATHEMATICS are placed in a bowl. What is the probability of choosing a "M"?

• 8/121
• 4/11
• 2/11
• 4/121

Tags

CCSS.7.SP.C.7B

A bag contains 8 red marbles and 7 green marbles. What is the probability of getting a green ball?

• 1/7

• 1/8

• 7/15

• 8/15

Tags

CCSS.7.SP.C.7B

From the numbers 1-30, what is the probability that it is divisible by 3?

• 1/2

• 1/3

• 1/4

• 1/5

Tags

CCSS.7.SP.C.7B

The pages of a Math Book are numbered 1 – 50. A page is chosen at random. What is the probability that the page number contains a single digit?

• 1/5

• 1/50

• 9/50

• 41/50

Tags

CCSS.7.SP.C.7B

What is the probability of spinning a prime number? 

• 1/2
• 2/3
• 1/6
• 0

Tags

CCSS.7.SP.C.7B

A bag contains some red-colored and some blue-colored marbles. First a red-colored marble is drawn and then, without replacing the first marble, a blue-colored marble is drawn. Are the two events dependent or independent?

• Independent
• Dependent

Tags

CCSS.HSS.CP.A.5

P(2 then 5) = 
*Hint: This is a compound event! To find the probability of a compound event, MULTIPLY the probability of each simple event.

• 1/6
• 1/12
• 1/36