If 2 coins is flipped 200 time, how many times would youe expect to land on heads

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

How much orange juice do you need to make 2 servings of lemony orange slush?

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5