An alloy consists of three parts of carbon 5 parts of Copper and 32 parts of iron find the percentage iron in the air
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assuming x as total
part of carbon = 3x
part of copper= 5x
part of iron= 32x
total=32x+5x+3x=40x
if u want to find%
%=given
--------x 100
total
% of iron= 32x
---------x100 = 80%
40x
part of carbon = 3x
part of copper= 5x
part of iron= 32x
total=32x+5x+3x=40x
if u want to find%
%=given
--------x 100
total
% of iron= 32x
---------x100 = 80%
40x
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