An alloy contains 30%copper,42%nickel and rest zinc. Find the mass of zinc in 1 kg of alloy
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1
let zinc be x
30/100 + 42/100 + x = 1000
30/100 + 42/100 + x = 1000
Answered by
2
Let zinc=x
Copper =30%
Nickel =42%
Zinc=x
Mass Of alloy =1000g
30/100 +42/100+x=1000
Copper =30%
Nickel =42%
Zinc=x
Mass Of alloy =1000g
30/100 +42/100+x=1000
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