Sarah is buying a pair of jeans that regularly cost $60. they are on sale for 40% off. what is the sales price of the jeans?

One-third of the people from country a claim that they are from country b, and the rest admit they are from country a. one-fourth of the people from country claim that they are from country a, and the rest admit they are from country b. in a combined census of the two countries, one-half of the total claimed to be from a. what is the ratio of the populations of country a to that of country b.

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Tim earns $120 plus $30 for each lawn he mows. write an iniqualityvto represent how many lawns he needs to mow to make more than $310