A contractor needs to get the walls of a community hall painted, which measures as 18 mx 12 mx 15 m The hall needs three coats of paints and a 101. of paints cover 120 m of the area. Find the total amount of paint that the contractor needs to buy
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Step-by-step explanation:
Area to be painted = area of the walls + area of ceiling
=2(hl+hb)+lb
=[2×(7×15+7×10)+(15×10)]=500 sq m
No. of cans required =
100
500
=5
Hence, 5 cans are required to paint the walls and the ceiling of the cuboidal hall.
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