CHAPTER 14 — Boolean Expressions

The if statements of the previous chapters asked simple questions, like 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
Checking that a number is in range.
Syntax of Logical Expressions.
OR Operator
Comparison between AND and OR.
NOT Operator.

QUESTION 1:

You have decided to bake some cookies (much cheaper than getting them at the Mall.) An interesting cookie recipe calls for 4 cups of flour and 2 cups of sugar. You look in your supplies and find 3 cups of flour and 2 cups of sugar.

Can you bake cookies with the supplies that you have?