An alloy consists of 15/1/2 g of zinc and 7/3/4 of copper. Find the ratio by weight of zinc to copper in the alloy?
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Answer:
1:2
31/4:31/2
Step by step explanation:
LCM OF 2 AND 4 =4
31/4×4 : 31/2×4
31:62
1:2
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