Probability mix

Matt has a bag of candy from a party. The bag contains 8 chocolate bars. 5 pieces of gum, 4 lollipops, and 8 jawbreakers. Which Statement is true?

• The probability of randomly selecting a piece of gum is less than the probability of randomly selecting a lollipop.

• The probability of randomly selecting a chocolate bar is equal to the probability of randomly selecting a jawbreaker.

• The probability of randomly selecting a lollipop is greater than the probability of randomly selecting a chocolate bar.

• The probability of randomly selecting a piece of gum is $\frac{1}{4}$ .

Tags

CCSS.7.SP.C.7B

Kiera has a drawer full of headbands. The table shows the number of headbands of each color in the drawer. Kiera chooses a headband at random. Based on the table above, which statement is true?

• The headband is equally likely to be white or blue.

• The headband is more likely to be red than blue and white combined.

• The head band is 2 times as likely to be red as it is to be white.

• The headband is 4 times as likely to be black as it is to be blue.

Tags

CCSS.7.SP.C.7B

A container of marbles is shown above. Which of the following is a true statement about selecting one marble from the container?

• The probability if randomly selecting a white marble is more likely than the probability of randomly selecting a black marble.

• The probability of randomly selecting a black marble is more likely than the probability of randomly selecting a white marble.

• The probability of randomly selecting a white marble is 9.

• The probability of randomly selecting a black marble is $\frac{2}{3}$ .

Tags

CCSS.7.SP.C.7B

A coin purse contains:

-7 quarter

-5 dimes

-6 pennies

-8 nickels

-4 half dollars

A coin will be drawn from the coin purse and replaced 225 times. What is a reasonable prediction for the number of times a penny or a half dollar coin will be drawn?

• 10

• 150

• 75

• 300

Tags

CCSS.7.SP.C.6

In a game, a player must spin the spinner and roll a number cube. Each Section on the spinner is the same size and the number cube is numbered (1-6).
What is the probability of a player spinning the color red and then rolling a 5?

•  $\frac{1}{4}$  

•  $\frac{1}{24}$  

•  $\frac{1}{6}$  

•  $\frac{1}{16}$  

A bag contains:

-5 blue marbles

-3 green marbles

- 2 red marbles

What is the probability of randomly choosing a blue marble on the first pick, not replacing it and then randomly choosing a red marble on the second pick?

• $\frac{1}{9}$

• $\frac{1}{10}$

• $\frac{1}{5}$

• $\frac{1}{2}$

Noah has a fair 12-sided number cube with one of the numbers from 1 to 12 on each face. If he rolls the cube 156 times, how many times should Noah roll a prime number?

• 65

• 52

• 1

• 4

Tags

CCSS.7.SP.C.6

A coin purse contains:

-8 quarters

-6 dimes

-4 pennies

-12 nickels

A coin will be drawn from the coin purse and replaced. What is the probability the coin selected will NOT be a nickel?

• $\frac{2}{5}$ , because the probability of selecting a nickel is $\frac{3}{5}$ .

• $\frac{3}{5}$ , because the probability of selecting a nickel is $\frac{2}{5}$ .

• $\frac{2}{5}$ , because the probability of selecting a nickel is $\frac{1}{3}$ .

• $\frac{1}{3}$ , because the probability of selecting a nickel is $\frac{2}{3}$ .

Tags

CCSS.HSS.CP.B.7

In a game, a player rolls a number cube with the faces numbered (1-6). What is the probability of a player NOT rolling a 5?

•  $\frac{1}{5}$  

•  $\frac{4}{5}$  

•  $\frac{1}{6}$  

•  $\frac{5}{6}$  

If Nina spins each spinner once, what is the probability she will get a 4 on each spinner?

• $\frac{1}{4}$

• $\frac{1}{32}$

• $\frac{1}{8}$

• $\frac{1}{2}$