Exercise 2.6.7: Construction Costs The Construction class is completed for you, but you may want to look at it to make sure you understand how to use it. Then write a program in the main method that asks the user to enter the sales tax rate as a decimal, the number of boards needed, and the number of windows needed. Create a Construction object to compute the cost of the lumber and windows. Use $8 for the cost of lumber. Use $11 for the cost of windows. Print the total cost. Then use the method to compute the tax and print out the grand total including tax. Here is an example of the output Enter the sales tax rate: .08 How many boards do you need

1. web and mobile applications allow users to be actively engaged in an online activity. a true b false 2. some examples of business applications purposes are to collaborate, share files, meet virtually in real-time, and accept payments. a true b false 3. an education application would most likely do which of the following? a allow users to watch popular movies and tv shows b connect users with social and business contacts c confirm users' travel plans d teach users a new language 4. a uniform resource locator (url) is how the internet knows where to take users when an address is typed into a browser. a true b false 5. deon is required to provide the citation information for his sources. what type of information should he collect from his sources? a author name, title, date of publication, date of access, url b connections to background information c interesting facts and statistics d notes on important information