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7th Probability Review

Total questions: 15

Worksheet time: 19mins

Name
Class
Date
1.

The letters that form the word ALGEBRA are placed in a bowl.

What is the probability of choosing a letter that is NOT “A”?

a)

27\frac{2}{7}  

b)

549\frac{5}{49}  

c)

57\frac{5}{7}  

d)

1049\frac{10}{49}  

2.

What is the probability of spinning an EVEN number? 

a)

16 23\frac{2}{3}  %

b)

33 13\frac{1}{3}  %

c)

50%

d)

75%

3.
What is the probability of selecting an orange candy?
a)
0%
b)
25%
c)
50%
d)
100%
4.
a)

0%

b)

14\frac{1}{4} or 25%

c)

12\frac{1}{2} or 50%

d)

100%

5.

What is the probability of spinning a number less than 5?

a)

162316\frac{2}{3} %

b)

33 13\frac{1}{3} %

c)

66 23\frac{2}{3} %

d)

83 13\frac{1}{3} %

6.
What is the probability of spinning a red if we spin 30 times?
a)
1/5
b)
1/30
c)
3/30
d)
1/10
7.
If I spin 35 times, how many times should the color yellow show up?
a)
1
b)
5
c)
7
d)
10
8.
Theoretically, what is the probability of rolling a sum of one with a pair of dice?
a)
0
b)
1/6
c)
1/12
d)
1/36
9.
a)
Answer Choice A
b)
Answer Choice B
c)
Answer Choice C
d)
Answer Choice D
10.

What is the sample space?

a)

6 bears

b)

orange, green, red, white, yellow

c)

unlikely

d)

2 red bears

11.

What is the range of probability?

a)

-1 to 1

b)

-1 to 0

c)

0 to 1

d)

0.1-1

12.

Pick the best probability: The next child born at the hospital is a boy

a)

0

b)

1/2

c)

1

13.

Pick the best probability: You get a birthday present on your birthday

a)

0

b)

1/2

c)

1

14.

Pick the best probability: You win a million dollars tomorrow

a)

0

b)

1/2

c)

1

15.

Pick the best probability: You roll an even number when rolling a 6 sided cube

a)

0

b)

1/2

c)

1