How many

How many cans of blue paint need to be bought if the interior of the garden pool, which is 5 m long, 3 m wide and 1 m deep, is to be painted? There is 1 kg of paint in each can. One can is enough for 8 m2 of area.

Correct answer:

n =  4

Step-by-step explanation:

a=5 m b=3 m c=1 m  S1=8 m2  o=2 a+2 b=2 5+2 3=16 m S=a b+c o=5 3+1 16=31 m2  n1=S/S1=31/8=318=378=3.875  n=n1=3.875=4

Did you find an error or inaccuracy? Feel free to write us. Thank you!


Tips to related online calculators
Do you want to round the number?

We encourage you to watch this tutorial video on this math problem: video1

Related math problems and questions:

  • Water level
    pool What is the area of the water level of the pool, if after filling 25 m3 of water level by 10 cm? a) 25 m2 b) 250 m2 c) 2500 dm2 d) 25,000 cm2
  • Paint cans
    painter How many paint cans do we need to paint the floor in two rooms with dimensions of 6.8m x 4.5m and 6m x3.8m? One can are for 6m².
  • Painting
    basen To paint the pool with dimensions: 2 meters depth, 3m x 4m we bought paint to 50 meters square. How many "paint" will be a waste?
  • Pool
    bazen The prism-shaped pool is 2 m deep with a bottom of the isosceles trapezoid with base dimensions of 10 m and 18 m and arm legs 7 m long and 5.7 m long. During the spring cleaning, the bottom and walls of the pool must be painted. How many m2 of paint shoul
  • Children's pool
    bazen2 Children's pool at the swimming pool is 10m long, 5m wide and 50cm deep. Calculate: (a) how many m2 of tiles are needed for lining the perimeter walls of the pool? (b) how many hectoliters of water will fit into the pool?
  • Floating floor
    dlazka We will put a floating floor in the room, which is 6.5 m long and 5 m wide. It is sold in packs of 1m2. One package costs 279 CZK. How many packages will we have to buy and how much will we pay for them?
  • Pool tiles
    bazen The pool is 25m long, 10m wide, and 160cm deep. How many m2 of tiles will be needed on the walls and the pool? How many tiles are needed when 1 tile has a square shape with a 20cm side? How much does it cost when 1m2 of tiles costs 258 Kc?
  • Rainfall
    cumulus How many liters of water did fell in a 32m long and 8m wide garden, if 8mm of rain fell?
  • Cellar
    img1 Cellar for storing fruit has a rectangular base with sides 14 m and 7 meters. You should paint sidewall to 2 m. How m2 surface must be painted?
  • Room dimensions
    painter Room dimensions are 5m and 3.5m. Room height is 2.85m. Paint the room (even with the ceiling). There will be 2 layers. Doors and windows have a total of 2.5 m2. One box of paint is enough for 6m2. How many boxes of paint are needed? How much do we pay if
  • In the
    chodnik In the garden, workers will pave a 1-meter-wide sidewalk with tiles around the block-shaped pool. The dimensions of the bottom of the pool are 8.5 meters and 6 meters. The height of the pool walls is 2 meters. How many m2 of pavement will be laid with til
  • Painting a hut
    malovka It is necessary to paint the exterior walls of hut whose layout is a rectangle of 6.16 m x 8.78 m wall height is 2.85 meters. Cottage has five rectangular windows; three have dimensions of 1.15 m x 1.32 m and two 0,45 m x 0.96 m. How many m2 is necessary
  • Traffic cones
    kuzel_dopr Forty identical traffic cones with a base diameter d = 3 dm and a height v = 6 dm should be painted on the outside with orange paint (without base). How many crowns do we pay for color? If we need 50 cm ^ 3 of paint to paint, 1m2 and 1l of paint costs CZ
  • Hemisphere - roof
    kupola The shape of the observatory dome is close to the hemisphere. Its outer diameter is 11 m. How many kilograms of paint and how many liters of thinner is used for its double coat if you know that 1 kg of paint diluted with 1 deciliter of thinner will paint
  • Water depth
    bazen How many square meters of the inside of the pool wet the water if the pool is 25 meters long and 10 meters wide and the water depth is 1.2 meters everywhere.
  • Pool 3
    basen How long will fill pool cuboid shape (8m 6m 1.5m) when flows 15 liters/s?
  • The water tank
    hydroglobus The water tank has the shape of a sphere with a radius of 2 m. How many liters of water will fit in the tank? How many kilograms of paint do we need to paint the tank, if we paint with 1 kg of paint 10 m2?