James has 5 friends who are available to go to a baseball game with him, but he only has 2 extra tickets how many different choicesDoes james have for which 2 friends to invite


4 different choices

Rate answer


It is given that James has 5 friends who are available to go to a baseball game with him, but James has only has 2 extra tickets. This is a perfect example of a combinations question and we have been asked to choose 2 from a given 5. This can be spoken of as: Given 5 choose 2 and can be represented mathematically as a Combination:

 ^5C_2=\frac{5!}{2!(5-2)!}=\frac{5!}{2!3!} =\frac{5\times 4\times 3!}{2\times 3!}=10

Thus, James has 10 different choices to invite 2 friends.


Rate answer
Wrong answer?

If your question is not fully disclosed, then try using the search on the site and find other answers on the subject Mathematics.

Find another answers

Load image