How many bricks each of dimension 18 CM by 12 CM by 10 cm, are required to build a wall 12 long, 80 cm thick and 3.6m high? also,find the cost of building a wall if 350 brick cost ₹1750.
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Answer:
dimensions of a brick
(18×12×10)cm
dimensions of the wall to be built
(1200×80×360)cm
no.of bricks needed
=1200×80×360/18×12×10
=16000 bricks
cost of 350 bricks
=Rs1750
therefore,cost of 1 brick
=1750/350
cost of 16000 bricks
=1750/350×16000
=80000
therefore ,cost of building the wall is RS 80000
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