A and B are two alloys of gold and coppe...

A and B are two alloys of gold and copper prepared by mixing metals in ratios 7:2 and 7:11 respectively. If equal quantities of the alloys are melted to form a third alloy C, the ratio of gold and copper in C will be:

0.21458333333333

0.21319444444444

0.29513888888889

0.37847222222222

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