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 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