1.

A and B are two alloys of gold and copper prepared by mixing metals in the ratio 5 : 3 and 5 : 11 respectively. Equal quantities of these alloys are melted to form a third alloys C. The ratio of gold and copper in the alloy C is-

A. 5 : 13
B. 3 : 15
C. 5 : 17
D. 7 : 15
Answer» D. 7 : 15


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