If A's income is 10% more than B's, how much percentage is B's income less than A's? · ABC26GN2449

Subject: General Aptitude · Chapter: Percentage · Exam: P.C.S., 2009, 2008; S.S.C., 2007; C.P.O. 2006

If A's income is 10\% more than B's, how much percentage is B's income less than A's?

(a)9\%

(b)$9 \frac{1}{2} \%$

(c)$9 \frac{1}{11} \%$

(d)10\%

Answer

Answer (as printed): C

Explanation

B's income is less than A's by $$\left[\frac{10}{(100+10)} \times 100\right] \%, \text { i.e. } \frac{100}{11} \%=9 \frac{1}{11} \% .$$

Explanation as extracted from the printed page; notation may be imperfect.

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