Children of age 3-6 years require 25% less sleep per day than infants, who need 16hours. how much slee do the 3-6 year olds need?

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2