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Goldust · 07-19-2008, 10:10 AM

For comparing the two sides, just cross-multiply i.e. to compare A/B and C/D, just compare A*D and B*C. That should reduce the time it takes to solve the question.

07-19-2008, 10:10 AM	#7 (permalink)
Goldust Let's get it on Join Date: May 2008 Location: India Posts: 377	For comparing the two sides, just cross-multiply i.e. to compare A/B and C/D, just compare AD and BC. That should reduce the time it takes to solve the question.