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An alloy of tin is 15% tin and weighs 20 pounds. How many pounds of tin are in the alloy? 3 lb 15 lb 20 lb
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An alloy of tin is 15% tin and weighs 20 pounds. How many pounds of tin are in the alloy? 3 lb 15 lb 20 lb
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Sep 4, 2017
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An alloy of tin is 15% tin and weighs 20 pounds. How many pounds of tin are in the alloy?
3 lb
15 lb
20 lb
Mathematics
high-school
Obyi
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Answer:
The alloy has 3 lbs tin. The answer is the first choice.
Steve Ford
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Sep 6, 2017
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Steve Ford
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The amount of tin in the alloy is calculated by multiplying the weight of the allow with the percentage of tin. This is shown below,
(20 lbs) x (0.15) = 3 lb
Thus, the alloy contains 3 lbs tin. The answer is the first choice.
Martin Podval
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Sep 8, 2017
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Martin Podval
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