Q. An metallic alloy contains 20g copper, 20g tin and 40g silver.Then find out the percentage of tin in the alloy?
✅ Correct Answer: (C)
25%
Explanation: Total weight of alloy = 20+20+ 40 = 80g
Weight of tin = 20g
Percentage of tin = 20g/80g x 100
=25%
Weight of tin = 20g
Percentage of tin = 20g/80g x 100
=25%
Explanation by: Yogesh
Total weight of alloy = 20+20+ 40 = 80g
Weight of tin = 20g
Percentage of tin = 20g/80g x 100
=25%
Weight of tin = 20g
Percentage of tin = 20g/80g x 100
=25%