An alloy is made up of 43% zinc, 28% copper and the rest is tin. Find the weight of tin in a 400 g sample of the alloy.
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Answer:
116g
Step-by-step explanation:
% of zinc = 43%
% of copper = 28%
% of tin = 100 - 43 + 28 = 29%
Weight of tin in a 400g sample of the alloy = 29/100 * 400 = 116g
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