SOLUTION: A statue weighting 80 kg containing 60% iron,15% zinc and rest Aluminium is melted.Now 5% of aluminium is taken out then tell how muck KG of aluminium is requiredto make that statu

Question 602395: A statue weighting 80 kg containing 60% iron,15% zinc and rest Aluminium is melted.Now 5% of aluminium is taken out then tell how muck KG of aluminium is requiredto make that statue again.ANswer this question as I have a heated discussion with friends.My email is-ayushgupta2008@gmail.com
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
A statue weighting 80 kg containing 60% iron, 15% zinc and rest Aluminium is melted.
Now 5% of aluminium is taken out then tell how muck KG of aluminium is required to make that statue again.
:
Find how much aluminum was in the it originally
80(1.00 - .60 - .15) = 20 kg of al
:
Find how much is 5% of 20
.05(20) = 1 kg
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