a closed iron tank 12m long 9m wide 4m deep is to be made. determine the cost of iron sheet used at the rate of 105/m sheet being 2m wide
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In a cuboidal tank ;
l = 12 m
b = 9 m
h = 4 m
Area on which the iron sheet is to be used
= Total surface area of cuboid
= 2(lb+bh+hl)
= 2[(12×9)+(9×4)+(4×12)]
= 2[108+36+48]
= 2×192
= 384 m^2
cost
= area×rate
= 384 × 105
= 40320 Rs
l = 12 m
b = 9 m
h = 4 m
Area on which the iron sheet is to be used
= Total surface area of cuboid
= 2(lb+bh+hl)
= 2[(12×9)+(9×4)+(4×12)]
= 2[108+36+48]
= 2×192
= 384 m^2
cost
= area×rate
= 384 × 105
= 40320 Rs
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