Common Core: 7.SP
Answer Key
Grade 7probabilityEasy

Compound Events 1

Multiple events

10 problems

1.
Item 1
7
Item 2
9
Item 3
11
Item 4
11
Item 5
18
Item 6
19

If there are 5 favorable outcomes out of 7 total outcomes, what is the probability?

2.
Item 1
4
Item 2
10
Item 3
12
Item 4
13
Item 5
14
Item 6
19

If there are 2 favorable outcomes out of 3 total outcomes, what is the probability?

3.
Item 1
1
Item 2
1
Item 3
9
Item 4
10
Item 5
14
Item 6
17

If there are 5 favorable outcomes out of 14 total outcomes, what is the probability?

4.
Item 1
2
Item 2
2
Item 3
6
Item 4
8
Item 5
15
Item 6
17

If there are 3 favorable outcomes out of 11 total outcomes, what is the probability?

5.
Item 1
2
Item 2
3
Item 3
6
Item 4
7
Item 5
14
Item 6
16

If there are 5 favorable outcomes out of 12 total outcomes, what is the probability?

6.
Item 1
4
Item 2
6
Item 3
10
Item 4
11
Item 5
17
Item 6
17

If there are 3 favorable outcomes out of 8 total outcomes, what is the probability?

7.
Item 1
4
Item 2
5
Item 3
8
Item 4
13
Item 5
14
Item 6
18

If there are 5 favorable outcomes out of 9 total outcomes, what is the probability?

8.
Item 1
1
Item 2
4
Item 3
5
Item 4
5
Item 5
9
Item 6
18

If there are 3 favorable outcomes out of 6 total outcomes, what is the probability?

9.
Item 1
1
Item 2
2
Item 3
3
Item 4
3
Item 5
5
Item 6
6

If there are 1 favorable outcomes out of 2 total outcomes, what is the probability?

10.
Item 1
2
Item 2
2
Item 3
3
Item 4
7
Item 5
7
Item 6
17

If there are 3 favorable outcomes out of 13 total outcomes, what is the probability?