The formula below gives d, the demand for concert tickets when the price of each ticket is p dollars.
d(p)=2000-4p-p^2
what's the value if d(15)

What percent of the circle below is shaded?

Divide. write in the simplest form. 4 1/6 divided by 10

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.