Johan is painting the walls and ceiling of a cuboidal wall with length, breadth and height of 30m, 20m and 14m respectively. from each can of paint 100^2 area is painted. how many can of paint will be needed to paint this room
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Area of ceiling = 30 X 20 = 600
Area of 2 walls = 2 ( 20X14) = 560
Area of other 2 wall = 2( 30X14)= 840
Total area to be painted = 2000 sqm
Calculate the number of cans needed by cross multiplication
Area of 2 walls = 2 ( 20X14) = 560
Area of other 2 wall = 2( 30X14)= 840
Total area to be painted = 2000 sqm
Calculate the number of cans needed by cross multiplication
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