Revenue and expense data for bluestem company are as follows: year 2 year 1 administrative expenses $ 37,000 $ 20,000 cost of goods sold 350,000 320,000 income tax 40,000 32,000 sales 800,000 700,000 selling expenses 150,000 110,000 required: (a) prepare a comparative income statement, with vertical analysis, stating each item for both years as a percent of sales. round your percentages to one decimal place. enter all amounts as positive numbers. refer to the accounts and amount descriptions for correct wording of text entries. (b) comment upon significant changes disclosed by the comparative income statement.

Employees at a library check out books to patrons. books have an isbn and a name. the library sometimes has multiple copies of the same book. books have one or more authors. a patron is an individual who has an active (non-expired) library card. for each library card, we store the person's first and last names and their address. for each employee, we store their employee id, current salary, first and last name and their address. we also store the employee id of their current manager. each time we check out a book to a patron we need to store the date of the transaction, the employee who checked out the book to the patron, and the library card of the patron. some employees have library cards. if an employee patron turns in a book late, the fine that they pay is a percentage of their salary. some employees are authors who have library cards—they are allowed to check out as many books as they like.