Question:You have 30 of each of the following type of objects: A, B, C,
and D....
Question
You have 30 of each of the following type of objects: A, B, C,
and D....
You have 30 of each of the following type of objects: A, B, C,
and D. The objects of each type are identical. In how many ways can
you choose a set S of 80 objects?