Assignment:
A teacher makes 2 tests that each have:
-5 multiple choice questions with 4 possible answers
-10 true/false questions (2 possible answers)
If a students takes both tests. How many possible combinations of answers are there?
Would like to know how to figure this out. Is there a forumula? Does it involve factorials?
Provide complete and step by step solution for the question and show calculations and use formulas.