If a test has 25 questions with 4 possible answers per questions, how many possible answer combinations are there?

Answer 1

100 possible answer questions.

Hope this helps David.(:

Answer 2

I believe there are 4^25 possible combinations.

consider that for each question there are 4 possible answers. It's like figuring the number of license plates where there are 25 letters, each of which may be A-D.