An alloy contains 30% copper, 42% nickel and rest zinc. Find the mass of zinc in 1Kg of alloy.
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Total weight of alloy = 1 kg
Amount of copper = 30%
Amount of nicely = 42%
Amount of Zinc in alloy in form of % =100%-42%-30%=28%
Massof Zinc in alloy = 28/100*1000g
=280g
Amount of copper = 30%
Amount of nicely = 42%
Amount of Zinc in alloy in form of % =100%-42%-30%=28%
Massof Zinc in alloy = 28/100*1000g
=280g
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