find the cost of constructing a wall 8 m long 4m high and 20cm thick a – InterviewSolution

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1.	find the cost of constructing a wall 8 m long 4m high and 20cm thick at the rate of rs25 per m cube
Answer» Given l=8m, h=4m and b=20/100 = 1/5m then volume of wall = lbh = 8×4×1/5 = 32/5 = 6.2m³given per m³ = 25rs per 6.2m³ = 6.2×25 = 160 Rs

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