How many gallons of paint are needed to paint the walls of a rectangular prism shaped room that is 20 feet by 13 feet and 8 feet high if 1 gallon of paint covers 40 square feet?

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1

Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi