Ratio And Proportionbasic Probs! - Page 2
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Quantitative Questions and Answers Discuss Quantitative and other Math related questions. Post your math doubts and get it solved by the smartest brains this side of the universe !

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shortcut! - 19-03-2005, 01:05 PM

Quote:
Originally Posted by GauravShah
Best way to do this prob is have numbers of parts equal..

1st alloy = 5+8 = 13 parts
2nd alloy = 5+3 = 8 parts.

Taking 104 parts of each

Total parts of copper = 5*8 + 5*13 = 40+65 = 105
And that of iron = 8*8 + 3*13 = 64+39 = 103

Resultant alloy = 105:103
since the ratio is equal
hencethe new ratio is
(5/13+5/8/13+3/=105:103.
   
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