ABC26GN1661 · Problems on Numbers

Subject: General Aptitude · Chapter: Problems on Numbers · Exam: · Marks: · Difficulty:

If one-seventh of a number exceeds its eleventh part by 100, then the number is
(a)770
(b)1100
(c)1825
(d)1925
Answer
Answer (as printed):
Explanation
Let the number be $x$. Then, $\frac{1}{7} x-\frac{1}{11} x=100 \Leftrightarrow \frac{4 x}{77}$ $$=100 \Leftrightarrow x=\frac{7700}{4}=1925 .$$

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

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