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Yogesh • 7.43K Points
Tutor III Math

Q. An metallic alloy contains 20g copper, 20g tin and 40g silver.Then find out the percentage of tin in the alloy?

  • (A) 20%
  • (B) 30%
  • (C) 25%
  • (D) 40%
  • Correct Answer - Option(C)
  • Views: 179
  • Filed under category Math
Explanation by: Yogesh
Total weight of alloy = 20+20+ 40 = 80g
Weight of tin = 20g
Percentage of tin = 20g/80g x 100
=25%

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