Quiz about Probability 7th Grade

Question 1

Jack will roll two number cubes labeled 1 to 6. What is the probability that Jack will roll a sum greater than 5?

Accepted Answer

13/18

Answer

2/9

Answer

5/18

Answer

7/9

Question 2

Question 2.

Accepted Answer

1/4

Answer

1/8

Answer

1/6

Answer

1/2

Question 3

A bookshelf contains 6 fiction books, 2 non-fiction books, and 1 picture book. A book is chosen at random. What is the likelihood of choosing a fiction book?

Accepted Answer

Likely

Answer

Impossible

Answer

Not very likely

Answer

Certain

Question 4

Question 4.

Accepted Answer

Ben will roll an even number about 560 times if the number cube is rolled 1,000 times.

Answer

Ben will roll an even number about 250 times if the number cube is rolled 500 times.

Answer

Ben will roll an even number about 220 times if the number cube is rolled 500 times.

Answer

Ben will roll an even number about 700 times if the number cube is rolled 1,000 times.

Question 5

Dylan has 12 purple, 7 orange, 10 yellow, 3 blue, and 6 black marbles in a bag. Without looking, he reaches into the bag and pulls out a marble. What color marble is Dylan least likely to pull out of the bag?

Accepted Answer

Blue

Answer

Purple

Answer

Orange

Answer

Yellow

Question 6

Mary has a number cube, labeled 1 through 6. She rolled it 300 times and recorded each result. How many times should she expect to roll a number less than 5?

Accepted Answer

200

Answer

100

Answer

1

Answer

250

Question 7

5. Maddie flipped a coin 150 times. How many times could Maddie expect the coin to land on tails?

Accepted Answer

75

Answer

25

Answer

50

Answer

100

Question 8

Question 8.

Accepted Answer

Kate's

Answer

A

Answer

Evan's

Answer

Linda's

Question 9

A spinner is spun twice. What is the probability of spinning green both times?

Accepted Answer

1/16

Answer

1/4

Answer

1/2

Answer

1/8

Question 10

A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Marbles are taken one at a time without replacement. P(both marbles are purple)

Accepted Answer

2/9

Answer

1/3

Answer

1/2

Answer

1/4

Question 11

A jar contains 4 white chips, 5 purple chips, and 1 black chip. Chips are selected randomly one at a time, and are not replaced.
P(white, then purple, then black)

Accepted Answer

1/36

Answer

2/39

Answer

5/41

Answer

6/43

Question 12

Based on the chart, what is the experimental probability of pulling a green marble?

Accepted Answer

8/25

Answer

1/8

Answer

8/100

Answer

7/8

Question 13

Question 13.

Accepted Answer

25

Answer

23

Answer

35

Answer

50

Question 14

Jillian rolled a number cube 360 times. About how many times do you expect her to roll a 2?

Accepted Answer

60

Answer

20

Answer

180

Answer

120

Question 15

You pick a marble from this bag.

What is the probability you will choose either a black or white marble?

Accepted Answer

3/5

Answer

9/100

Answer

1/10

Answer

2/5

Question 16

In a drawer, there are 6 white socks, 4 black socks, and 2 brown socks. You pick out a sock, replace it, then pick out a 2nd sock. What is the probability that you will pick a brown, then black sock?

Accepted Answer

1/18

Answer

1/11

Answer

1/36

Answer

2/33

Question 17

You roll two die.

What is the probability you will roll a 4, then roll a number less than 3?

Accepted Answer

1/18

Answer

1/36

Answer

1/9

Answer

1/6

Question 18

How many outfits are possible with 2 pairs of jeans, 5 t-shirts, and 2 pairs of shoes? (Hint: Use a list, tree diagram or the Fundamental Counting Principle.)

Accepted Answer

20

Answer

9

Answer

40

Answer

10

Question 19

At Papa John's you are deciding on what you want for dinner. The pizza offers 8 different meats, 4 different cheeses, 3 different crust types and 2 different sauces. How many different pizzas do you have to choose from? (Hint: Use a list, tree diagram, or Fundamental Counting Principle.)

Accepted Answer

192

Answer

32

Answer

40,320

Answer

51,200

Question 20

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

Accepted Answer

5/6

Answer

1/2

Answer

1/3

Answer

1/6

Probability 7th Grade

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