If a number is added to two-fifths of itself, the value so obtained is 455. What is the number? · ABC26GN1651

Subject: General Aptitude · Chapter: Problems on Numbers · Exam: Bank Recruitment 2010

If a number is added to two-fifths of itself, the value so obtained is 455. What is the number?

(a)325

(b)350

(c)400

(d)420

(e)None of these

Answer

No answer key was printed for this question.

Explanation

Let the number be $x$. Then, $x+\frac{2}{5} x=455 \Leftrightarrow \frac{7}{5} x=455 \Leftrightarrow x=\left(\frac{455 \times 5}{7}\right)=325$.

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

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