Question Bank - General Aptitude

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? and ? are two operators on numbers p and q such that \(p ? q = \frac{p^2 + q^2}{pq}\) and \(p ? q = \frac{p^2}{q}\). If x ? y = 2 ? 2, then x =

A.
y
B.
2 y
C.
\(\frac{3y}{2}\)
D.
\(\frac{y}{2}\)

Solution:

Explanation: x ? y = 2 ? 2\(\frac{{{x^2} + {y^2}}}{{xy}} = \frac{{{2^2}}}{2}\)x2 + y2 = 2xy(x - y)2 = 0x = y

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