A and B are two alloys of gold and copper in the ratio 7 : 2 and 7:11 – McqOptions

MCQOPTIONS

1.	A and B are two alloys of gold and copper in the ratio 7 : 2 and 7:11 respectively. If equal quantities of these two alloys are melted to form a new alloy C, then the ratio of gold and copper in C is
A.	6 : 5
B.	9 : 4
C.	12:7
D.	7:5
Answer» E.

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