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What is the ratio of zinc and copper in the resulting alloy ?

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An alloy contains zinc and copper in the ratio of 5 : 8 and another alloy contains zinc and copper in the ratio of 5 : 3 . If equal amount of both the alloys are melted together .

What is the ratio of zinc and copper in the resulting alloy ?

posted Sep 2, 2014 by Swati Arora

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2 Answers

+2 votes

Ans:
105 : 103

5:8
5/13 : 8/13

After mixing

5/13+5/8 : 8/13+3/8
(40+65)/104 : (64+39)/104
105/104 : 103/104
105 : 103

answer Sep 11, 2014 by anonymous
0 votes

It'll be 10 : 11.

answer Sep 2, 2014 by Ankit Bajpai



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