What percent of 600 is 24?
6% of 400 is what number?
what is 82% of 200?
what percent of 900 is 18?
show work it's for homework!

(40 points) i need some . an answer definition is appreciated as well.

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288