I need help on this one question

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

Glenda makes an online purchase for picture frames for $12.95 each and formats of $5.89 each the site says it taxes paid by the customer or 6.5% of the total purchase price shipping charges are based on the

What function has a range {yly< 5}? question on picture above^