3/28 Compound Probability

A letter from the word MATH is chosen at random, then a coin is flipped. What is the probability of choosing the letter 'm' then getting tails? (2 events mean to multiply the fractions)

• 17/26

• 1/8

• 5/13

• 1/6

Which of the following situations is represented by this tree diagram?

• 3 shirt options, 6 pants options, and 12 shoe options
• 3 shirt options, 2 pants options, and 2 shoe options
• 2 shirt options, 3 pants options, and 1 shoe option

Tags

CCSS.7.EE.B.3

CCSS.4.OA.A.3

CCSS.3.OA.D.8

Which shows the sample space for flipping two coins? (Hint) First coin is Heads or tails and the second is heads or tails.

• H, T

• HH, HT, TH, TT

• HH, TT

• Dime, Nickel

Tags

CCSS.7.SP.C.8B

What is the probability of the arrow stopping on “X” on the first spin and “F” on the second spin? ( 2 events mean multiply the fractions)

• 5/6

• 1/36

• 1/3

• 1/6

On a 6-sided die, which is more likely?

• Rolling an odd number
• Rolling an even number
• They are both equally likely.

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

What is the probability of spinning red?

• 0
• 5/12
• 1/2
• 3/4

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”? 

• 2/7
• 5/49
• 5/7
• 10/49

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

You flip a nickel three times.
Find the probability that all flips will land on tails.

• 1/2
• 1/4
• 1/6
• 1/8