What percent of 500 is 255?

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?