IPMAT Indore 2019 (MCQ) - An alloy P has copper and zinc in the proportion of 5:2 (by weight), while another alloy Q has the same metals in the proportion of 3:4 (by weight). If these two alloys are mixed in the proportion of a:b (by weight), a new alloy R is formed, which has equal contents of copper and zinc. Then, the proportion of copper and zinc in the alloy S, formed by mixing the two alloys P and Q in the proportion of b:a (by weight) is | PYQs + Solutions | AfterBoards
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IPMAT Indore 2019

Arithmetic
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Mixture & Alligation

Hard

An alloy PP has copper and zinc in the proportion of 5:25:2 (by weight), while another alloy QQ has the same metals in the proportion of 3:43:4 (by weight). If these two alloys are mixed in the proportion of a:ba:b (by weight), a new alloy RR is formed, which has equal contents of copper and zinc. Then, the proportion of copper and zinc in the alloy SS, formed by mixing the two alloys PP and QQ in the proportion of b:ab:a (by weight) is

Correct Option: 3

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