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Basic Probability

Total soal: 11

Worksheet time: 6mins

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Kelas
Tanggal
1.
An automobile dealer decides to select a month for its annual sale.  Find the probability that it will be September or October.
a)
1/12
b)
1/6
c)
1/4
d)
5/6
2.

What is the probability of rolling an even number on a die?

a)

1/4

b)

1/2

c)

1/6

d)

1/3

3.

In his Halloween bag, Jack got 3 Twix, 8 Snickers, 5 Lollipops, and 4 Reese’s. Jack pulls candy out of his bag at random. What is the probability of Jack pulling out a Twix or a Snickers on one try?

a)

11/20

b)

3/20

c)

3/11

d)

3/8

4.

A die is rolled once.  What is the probability of rolling a 5?

a)
1/6
b)
1/3
c)
2/5
d)
5/6
5.
A die is rolled once.  What is the probability of rolling a number less than 5? Your answer should be a fraction in simplest form.
a)
4/6
b)
2/3
c)
5/6
d)
1/6
6.
What is the probability of spinning green?
a)

1/6

b)
1/4
c)
1/2
d)
3/4
7.
A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?
a)

5

b)
5/6
c)
1/3
d)

5/11

8.

Using a standard deck of cards, what is the probability of choosing a King?

a)

1/13

b)

1/26

c)

4/13

d)

1/52

9.

Using a standard deck of cards, what is the probability of choosing a red card?

a)

1/2

b)

1/4

c)

1/3

d)

1/5

10.

Using a standard deck of cards, what is the probability of choosing a black 2?

a)

3/26

b)

1/26

c)

1/52

d)

1/13

11.

An automobile dealer decides to select a month for its annual sale.  Find the probability that it will not be December.

a)
1/12
b)
1/6
c)

3/4

d)

11/12