Math

posted by .

The amount of paint p needed to paint the walls of a room varies directly as the area A of the wall. If two gallons of paint is needed to paint a 40 sq meter wall, how many gallons of paint are needed to paint a wall with an area of 100 sq meters?

  • Math -

    1 gallon is needed to paint 20 square meters.

    100 / 20 = ?

  • Math -

    5 gallons

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math

    I have some of the answers to this project but I need help with the last couple of answers. Your next project will involve painting the walls and ceiling of your room. First find the surface area of each wall and the ceiling in square …
  2. Physics

    A) A partly full paint can has 0.747 U.S. gallons of paint left in it. What is the volume of the paint in cubic meters?
  3. Geometry

    A gallon of paint costs $20 and covers 465 square feet. Three coats of paint are recommended for even coverage. The room to be painted is 12 feet high, 20 feet long, and 20 feet wide. Only 4 gallons of paint are left to paint the room. …
  4. College

    A room is 13 ft. It needs to be painted. The ceiling is 8 ft above the floor. there are two windows int he room, each one is 3 ft by 4 ft. The door is 2.5 ft by 6.5 ft. What is the area of the wall and ceiling?
  5. physic

    A partly-full paint can has 0.66 U.S. gallons of paint left in it. (a) What is the volume of the paint, in cubic meters?
  6. Physics

    A partly-full paint can has 0.83 U.S. gallons of paint left in it. (a) What is the volume of the paint, in cubic meters?
  7. Algebra 1 HELP

    The number of gallons needed of paint needed to cover a wall varies directly with the area of the wall. The Robertsons find that they have used 1/2 gallon of pain to cover 540 square feet of wall. Which of the follow equations shows …
  8. math question grade 8!!

    shelby wants to paint the walls and ceiling of a rectangular room. (height:2.6cm, width:4.8cm, length:6.8cm) type of paint size of paint can cost wall paint 4L $24.95 1L $7.99 ceiling paint 4L $32.95 (one litre of paint covers 9.5 …
  9. physics

    A partly-full paint can has 0.40 gallons of paint left in it. (a) What is the volume of the paint, in cubic meters?
  10. math algebra

    The amount of paint p needed to paint walls of a room varies directly as the area A of the wall of 2gallons of paint are needed to paint a wall with an area of 100sq. meters?

More Similar Questions