In two alloys A and B, the ratio of zinc to tin is 5 : 2 and 3 : 4 res – McqOptions

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1.	In two alloys A and B, the ratio of zinc to tin is 5 : 2 and 3 : 4 respectively. Seven kg of the alloy A and 21 kg of the alloy B are mixed together to form a new alloy. What will be the ratio of zinc and tin in the new alloy ?
A.	2 : 1
B.	1 : 2
C.	2 : 3
D.	1 : 1
Answer» E.

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