In 2012 there were approximately 8,950 public libraries in the united states. a survey found that 76% of those libraries offered free access to electronic books. based on this info how many public libraries offered free access to electronic books in 2012

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.

The weekly revenue for a company is r = 3p^2 + 60p + 1060, where p is the price of the company's product. what price will result in a revenue of $1200.

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?