Question

There are 25 quarts of milk on a supermarket shelf, 6 of which are spoiled. A customer buys three quarts of milk. a. How many samples contain exactly 3 quarts of spoiled milk? b. How many samples contain at most 2 quarts of spoiled milk?

Answer 1

a) 20 samples contains exactly 3 quarts of spoiled milk.

b) 2280 contains at most 2quarts of spoiled milk .

Explanation:

see attachment for explanation.