# CHAPTER 14 — Boolean Expressions

The `if`

statements of the previous
chapters ask simple questions such as `count<10`

.
Often simple questions are not enough.
This chapter discusses ways to ask more complicated questions.

#### Chapter Topics:

- Relational Operators (review)
- Logical Operators
- AND Operator
- How to check that a number is in range
- Boolean Expressions
- OR Operator
- Comparison between AND and OR
- NOT Operator

Questions involving boolean expressions have been
prominent on past AP Computer Science Tests.

### QUESTION 1:

You have decided to bake some cookies
(much cheaper than buying them at the Mall).

An interesting cookie recipe calls for 4 cups of flour
and 2 cups of sugar.
You look in your pantry and find 3 cups of flour and 2 cups
of sugar.

Can you bake cookies with what you have?