Write a program that calculates the total amount of a meal purchased at a restaurant by a customer. The program should ask the user to input the charges of the food, then calculate the amounts of a 18% tip and 7 % sales tax. Display each of these amounts and total charges.

Which of the following is a way that advancements in technology improve humans' ability to measure air quality and protect human health? a. air quality data gathered by new instruments can be used to reduce exposure to pollutants. b. new technologies enable natural and human-made pollution sources to be located and monitored. c. air quality data gathered by new instruments can be used to predict trends in pollution over time. d. new technologies allow governments to make informed decisions about the regulation of pollution. (choose more than one)

In a compound condition, both conditions on either side of the logical operator and must be true for the overall condition to be true. a: true b: false

Which is the correct sequence of steps to set up a document in landscape orientation? a. select page setup from the file menu. then click the margins tab and select landscape. b. select page setup from the edit menu. then click the margins tab and select landscape. c. select page setup from the insert menu. then click the margins tab and select landscape. d. select page setup from the format menu. then click the margins tab and select landscape