Answer: 1050
Step-by-step explanation:
Number of combinations of selecting r things out of n =
such that
Given: A restaurant menu has 5 kinds of soups, 7kinds of main courses, 6 kinds of desserts, and 5 kinds of drinks.
If a customer randomly selects one item from each of these four categories, then by fundamental counting principle , the number of different outcomes are possible =
hence, total number of outcomes = 1050