1. Declare a static constant to represent a sales tax rate of 9.25 percent. 2. When would you declare a class’s data field to be final? 3. Define an enumeration that defines the days of the week. a....

1. Declare a static constant to represent a sales tax rate of 9.25 percent.

2. When would you declare a class’s data field to be final?

3. Define an enumeration that defines the days of the week.

a. Write a Java statement to access Wednesday from the enumeration.

b. What is the ordinal value of Wednesday?

c. What Java expression would give you the ordinal value of Wednesday?