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Weekly Quiz - 5/14 - 7th Grade

Total questions: 65

Worksheet time: 3hrs 2mins

Name
Class
Date
1.

Possible results of an experiment are called . . .

a)

outcomes

b)

trials

c)

likelihoods

d)

favorable answers

e)

1

2.

In order to figure out who will go first in a game, your friend asks you to pick a number between 1 and 5. What are the possible outcomes?

a)

1

b)

1,2,3,4,5

c)

5

d)

1,2,3

e)

2,3,4,5

3.

If you flip a penny, how many possible results are there?

a)

1

b)

1,2

c)

2

d)

heads, tails

e)

0

4.

In order to figure out who will go first in a game, your friend asks you to pick a number between 1 and 9. What are the favorable outcomes of choosing an even number?

a)

4

b)

1,3,5,7

c)

2,4,6,8

d)

9

e)

1

5.

You roll a die. What are the favorable outcomes of rolling a number divisible by 5?

a)

1,5

b)

1,2,3,4,5,6

c)

4,5,6

d)

5

e)

1,2,3

6.

You roll a die. What are the favorable outcomes of rolling a number less than 5?

a)

1,2,3

b)

1,2,3,4

c)

5,6,7

d)

5,6

e)

4,5,6

7.

A small pack of Skittles contains 1 yellow, 3 red, 2 green and 3 orange. What are the favorable outcomes of NOT getting orange?

a)

yellow, red, green

b)

orange, orange, orange

c)

yellow, red, red, red, green, green

d)

yellow, red, red, red, green, green, orange, orange, orange

e)

yellow, red, green, orange

8.

A small pack of Skittles contains 1 yellow, 3 red, 2 green and 3 orange. What are the possible outcomes?

a)

yellow, red, green, orange

b)

red, red, red

c)

yellow, red, red, red, green, green, orange, orange, orange

d)

green

e)

yellow, red, red, red, red, green, orange, orange, orange

9.

Based on the following selection of cards, how many favorable outcomes are there of choosing a heart card?

a)

4

b)

5

c)

2

d)

1

e)

6

10.

If you spin this spinner, how many ways can spinning a red occur?

a)

3

b)

4

c)

5

d)

10

e)

1

11.

If you spin this spinner, what are the favorable outcomes of spinning not yellow?

a)

red, blue, orange

b)

red, red, red, blue, blue, orange

c)

4

d)

3

e)

red, red, blue, blue, blue, orange

12.

If you randomly picked one of these tiles, what are the favorable outcomes of not choosing a vowel?

a)

2

b)

5

c)

A,E

d)

G,B,S,L,T

e)

G,B,S,E,A,L,T

13.

If you drew one of these letters at random, what are the possible outcomes?

a)

7

b)

G,B,S,E,A,L,T

c)

S,E,A

d)

S,A,L,T

e)

G,B,S,S,E,A,T

14.

What is the Favorable Outcome

a)

All of the Outcomes

b)

What Will Happen

c)

What Can Happen

d)

What I want to Happen

e)

What should happen

15.

A regular 6-sided die is to be rolled one time. What is the probability that the number 5 is rolled?

a)

1/5

b)

5/6

c)

1/6

d)

6/5

e)

0

16.

A regular 6-sided die is to be rolled once. What is the probability that a number less than 3 is rolled?

a)

1/3

b)

1/6

c)

1/2

d)

2/3

e)

1

17.

A regular 6-sided die is to be rolled once. What is the probability that a number less than or equal to 4 is rolled?

a)

1/2

b)

1/4

c)

5/6

d)

2/3

e)

1

18.

A spinner has 8 equal regions. Each region is marked with one of the following numbers: 10, 20, 30, 40, 50, 60, 70, 80. What is the probability of an even number being spun on the first roll?

a)

1/8

b)

1/2

c)

1

d)

3/8

e)

0

19.

Probability can only be values between which two numbers?

a)

0 to 2

b)

0 to 10

c)

0 to 5

d)

0 to 1

e)

1 to 2

20.

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

a)

2/7

b)

5/49

c)

5/7

d)

10/49

e)

1

21.

What is the probability of flipping heads on a coin?

a)

impossible

b)

unlikely

c)

as likely as unlikely

d)

likely

e)

1

22.

In a deck of cards, what is the likelihood of selecting a red card?

a)

unlikely

b)

as likely as unlikely

c)

likely

d)

certain

e)

0

23.

What is the probability of rolling a sum of 15 with a pair of dice?

a)

impossible

b)

unlikely

c)

equally likely

d)

likely

e)

certain

24.

Find the probability of rolling a 7 on a single die.

a)

16\frac{1}{6}

b)

76\frac{7}{6}

c)

0

d)

77\frac{7}{7}

e)

1

25.

Predict how many times someone would land on a number less than or equal to 5 if they rolled a die 90 times

(a)  

26.

What is the probability of spinning an even number?

a)

16 2/3%

b)

33 1/3%

c)

50%

d)

75%

e)

66%

27.

What is the Theoretical Probability of not landing on red?

a)

25%

b)

50%

c)

65%

d)

66.7%

e)

75%

28.

An experiment consists of rolling a fair number cube. Find the theoretical probability of rolling an 8.

a)

0

b)

8/6

c)

4/3

d)

1/2

e)

1

29.

What is the likelihood of selecting a rose colored crayon from the attached picture?

a)

unlikely

b)

as likely as not likely

c)

likely

d)

certain

e)

0

30.

A bag of markers has 4 red markers, 5 blue markers, 3 yellow markers, and 3 green markers. If Maria pulls out a marker without looking, what is the probability she will pull out a red or green marker?

a)

5/10

b)

1/3

c)

4/15

d)

7/15

e)

1/2

31.

A small bag of jelly beans contains 2 lemons, 4 cherry, 1 lime, and 3 blueberry jelly beans. If Jessica chooses a jellybean without looking, what is the probability it will be cherry or blueberry?

a)

3/10

b)

7/10

c)

1/2

d)

1/4

e)

7/8

32.

If rolling a regular 12-sided die, what is the probability of rolling a 5, 6 or 8?

a)

3/5

b)

1/6

c)

2/5

d)

1/4

e)

1/2

33.

A bag has 3 red marbles, 2 blue and 4 green, and 1 yellow. What is the probability of pulling a red or blue?

a)

3/10

b)

5/9

c)

1/9

d)

1/3

e)

1/2

34.

The spinner shown is spun once

P(1, 5, or 7)

a)

1/8

b)

3/8

c)

4/8

d)

2/8

e)

5/8

35.

The spinner shown is spun once. P(multiple of 3)

a)

1/2

b)

1/4

c)

3/8

d)

5/8

e)

7/8

36.
Probability can be written as ...
a)
a fraction
b)
a decimal
c)
a percent
d)
all of the above
37.

Leroy has six red marbles of the same size in his pocket. He puts his hand into his pocket and, without looking, takes out a blue marble.

a)

impossible

b)

unlikely

c)

even chance

d)

likely

e)

certain

38.

Cindy has three marbles of the same size in her pocket, a green, a blue and a red marble. She puts her hand into her pocket and, without looking, takes out a red marble.

a)

impossible

b)

unlikely

c)

even chance

d)

likely

e)

certain

39.

A coin is tossed to decide who has the kick-off in a soccer match. Bafana wins the toss at the start of their next match.

a)

certain

b)

likely

c)

even chance

d)

unlikely

e)

impossible

40.

You will turn 2 years old on your next birthday.

a)

certain

b)

likely

c)

even chance

d)

unlikely

e)

impossible

41.

What type of probability is a way of estimating the probability of an event happening based on repeated trials?

a)

Experimental Probabillity

b)

Theoretical Probability

42.

What type of probability is used to find the probability of an event when all outcomes are equally as likely. "What COULD happen"

a)

Experimental Probability

b)

Theoretical Probability

43.

Jon made 15 out of 35 free throws.

What is his experimental probability as a fraction?


**SIMPLIFY THE FRACTION!**

a)

3/7

b)

15/35

c)

1/2

d)

5/7

e)

3/4

44.

Kate spun the spinner 75 times and landed on "3" 30 times.

What is the experimental probability as a percentage?

a)

20%

b)

30%

c)

40%

d)

50%

e)

66%

45.

Sarah hit the ball 3 times out of the 8 times.

What is the experimental probability (as a percent) that she will hit the ball next?

a)

22.5%

b)

37.5%

c)

45%

d)

3%

e)

66%

46.

Theoretically, what is the probability that Sarah will miss the next ball? Write your answer as a fraction.

a)

0

b)

1/2

c)

3/4

d)

1

e)

1/4

47.

Jill rolled a "5" fifteen times out of 20 rolls on a dice.

What is the experimental probability as a SIMPLIFIED FRACTION!

a)

3/7

b)

3/6

c)

3/5

d)

3/4

e)

1/2

48.

What is the theoretical probability of rolling a 5 on a dice?

a)

1/6

b)

5/6

c)

6

d)

15

e)

1/2

49.

Dustin has a spinner that is divided into

5 equal-size sections colored red, blue, orange, white, and green. What is the probability that Dustin spins pink on the next spin?

a)

0

b)

0.25

c)

0.5

d)

0.75

e)

1

50.

Isidro flips a fair coin 40 times. How many times can he expect heads to appear?

a)

4

b)

10

c)

15

d)

20

e)

28

51.

Find the experimental probability:

Roll dice: 1, 3, 3, 4, 4

P(3) =

a)

3/5

b)

1/6

c)

2/5

d)

1/3

e)

1/5

52.

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

a)

5/11

b)

5/6

c)

1/3

d)

5

e)

1/2

53.
On a 6-sided die, which is more likely?
a)
Rolling an odd number
b)
Rolling an even number
c)
They are both equally likely.
d)
Neither because 1 is not a prime number
54.

If you roll a number cube 36 times, how many times would you expect to roll the number one?

a)

1

b)

6

c)

8

d)

18

e)

36

55.

How many times was the number one rolled in the experiment?

a)

1

b)

6

c)

8

d)

18

e)

2

56.

What is the theoretical probability for rolling a number greater than 4?

a)

1/6

b)

1/3

c)

1/2

d)

2/3

e)

2/5

57.

What was the experimental probability of rolling a number greater than 4?

a)

1/9

b)

1/6

c)

4/9

d)

5/18

e)

1/2

58.

If a car factory checks 360 cars and 8 of them have defects, how many out of 1260 will have defects?

a)

28

b)

45

c)

360

d)

2880

e)

24

59.

You plant 30 African violet seeds and 9 of them sprout. Use experimental probability to predict how many will sprout if you only plant 20 seeds?

a)

6

b)

11

c)

18

d)

21

e)

8

60.

Shannon has a bag of jelly beans.

5 Green

2 Red

3 Blue

What is the experimental probability of her selecting a red jelly bean?

a)

11/33

b)

2/10

c)

1/5

d)

23/30

e)

1/4

61.

Shannon has a bag of jelly beans.

5 Green

2 Red

3 Blue

What is the theoretical probability of her selecting a red jelly bean?

a)

11/33

b)

2/10

c)

1/5

d)

23/30

e)

11/44

62.

What is the theoretical probability of flipping a coin and it lands on heads ? More than one answer can be correct

a)

1/2

b)

50%

c)

3/8

d)

37.5%

e)

3.75%

63.

Jason rolls a die 14 times. What is the Experimental probability that he will roll a 2 ?

a)

2/6

b)

3/6

c)

3/14

d)

1/6

e)

1/2

64.

Frequency means __________

a)

Times the outcomes appears

b)

Experiments

c)

Trials

d)

Probability

65.
What is the Theoretical Probability of landing on red?
a)
43%
b)
33.3%
c)
40%
d)
36%

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