Question: If you have 6 different books and want to select 2 to read, how many combinations can you make?
Options:
15
30
20
25
Correct Answer: 15
Solution:
The number of combinations of 6 books taken 2 at a time is C(6, 2) = 15.
If you have 6 different books and want to select 2 to read, how many combination
Practice Questions
Q1
If you have 6 different books and want to select 2 to read, how many combinations can you make?
15
30
20
25
Questions & Step-by-Step Solutions
If you have 6 different books and want to select 2 to read, how many combinations can you make?
Combinations – The concept of combinations involves selecting items from a larger set where the order of selection does not matter.
Binomial Coefficient – The binomial coefficient C(n, k) represents the number of ways to choose k items from n items without regard to the order of selection.
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