If x=a/(a-1) and y=1/(a-1), then · ABC26GN0981
Subject: General Aptitude · Chapter: Simplification
If $x=\frac{a}{a-1}$ and $y=\frac{1}{a-1}$, then
(a)x is equal to y
(b)x is equal to y only if a < 1
(c)x is greater than y
(d)x is greater than y only if a < 1
(e)y is greater than x only if a < 1
Answer
Explanation
$x=\frac{a}{a-1}=1+\frac{1}{a-1}=1+y$. $\therefore x>y$.
Explanation as extracted from the printed page; notation may be imperfect.
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