An alloy contains copper and zinc in the ratio 7:3 if it contains 12.6gram of copper how much does this alloy weight
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Answered by
41
Ratio = 7:3
Cooper = 12.6 g
Zinc = 3x = 12.6/7 = 1.8
1.8×3 = 5.4 g
Therefore weigh of alloy = 12.6 + 5.4 = 18 g
Hence alloy weigh 18 grams
Answered by
0
Answer : It's answer is 18 g
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