I need help, Please Find the Volume of the figure

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Which value is not a solution of 8x^3 – 1 = 0

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