What expression represents the volume of the prism, in cubic units? 1/2 * x ^ 3 + x ^ 2
1/2 * x ^ 3 + 3/2 * x ^ 2
x ^ 3 + x ^ 2
x ^ 3 + 3x ^ 2

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?