Bunuel wrote:
Tough and Tricky questions: Algebra.
What is the value of 2x/3y ?
(1) x^2/y^2 = 36/25
(2) x^5/y^5 > 1
St 1
X could negative and y could be positive- because either possibility would still give you 36/25
St 2
x and y must be positive but no info about the actual values
St 1 and st 2
eliminates possibility of x and y being positive and negative- must be positive
suff
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