56 is what percent of 72

Integer fraction or mixed number

What is the slope of the equation y =

What are the solutions of the following system? y=-2x^2 y=x-2

Ashley spent half of her lunch money on a turkey sandwich. then she spent two-thirds of the money she had left on a bottle of juice and the rest of the money on a cookie. if the cookie cost $.75, how much lunch money did ashley have to start with?