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A and B are two different alloys of aluminium and zinc prepared by mixing metals in the proportion 7 : 2 and 5 : 1, respectively. If equal quantities of the alloys are melted to form a third alloy C, then find the ratio of aluminium to zinc in alloy C.
Options :-
- 17 : 7
- 22 : 9
- 29 : 7
- 14 : 13
- 7 : 29
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