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Combinations and Permutations

This topic covers the concept of finding and distinguishing between permutations and combinations. Permutations can also be found by using different tools such as factorials and the Fundamental Counting Principle.
Practice Question
1

If you have a banana, an orange, an apple, and a pear, how many combinations of 2 fruits are possible?

 
Possible Answers
Your Answer
Correct Answer
A)

2
B)

6
C)

12
D)

24
Practice Question
2

How many 2-letter combinations are possible from A, B, and C?

 
Possible Answers
Your Answer
Correct Answer
A)

3
B)

4
C)

6
D)

9
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