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12 September, 21:10

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

+3
Answers (1)
  1. 12 September, 21:20
    0
    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.
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