When combining mixtures with different ratios, calculate the total amount of each component based on the quantities of the initial mixtures. Pay attention to the order of elements in the final ratio requested (Nickel and Copper vs. Copper and Nickel).
P and Q are two alloys of copper and nickel prepared by mixing metals in the ratio of 2:7 and 7:11 respectively. If equal quantities of these two alloys are melted to form a third alloy Z, then what would be the ratio of nickel and copper in Z ?
Asked in GPSC Prelims CSP 1 2019 · Topic: Tertiary Sector (Key Sub-sectors within Services: Overview and Interlinkages)
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