Elena works 4 hours for 100 dollars what is the rate to dollars to hours?

Plz me i need i will give a brain

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3