A number whose fifth part increased by 4 is equal to its fourth part diminished by 10, is · ABC26GN1659
Subject: General Aptitude · Chapter: Problems on Numbers
A number whose fifth part increased by 4 is equal to its fourth part diminished by 10, is
(a)240
(b)260
(c)270
(d)280
Answer
No answer key was printed for this question.
Explanation
Let the number be $x$. Then, $\left(\frac{1}{5} x+4\right)=\left(\frac{1}{4} x-10\right)$ $$\Leftrightarrow \frac{x}{20}=14 \Leftrightarrow x=14 \times 20=280 \text {. }$$
Explanation as extracted from the printed page; notation may be imperfect.