A restaurant serves either skim milk or whole milk in glasses that are either small, medium, or large. Use vocabulary words to explain how you could determine all the possible outcomes of milk choices at the restaurant.

Aliter of water contains about 3.35 x 10^25 molecules. a certain river discharges about 2.9x 10^8 l of water every second. about how many molecules does the river discharge every minute? write your answer in scientific notation