ABC26GN1677 · Problems on Numbers

Subject: General Aptitude · Chapter: Problems on Numbers · Exam: 2007 · Marks: · Difficulty:

The product of two whole numbers is 37. The square root of the difference of the numbers is

(a)4.5

(b)6

(c)7.5

(d)8

Answer

Answer (as printed): B

Explanation

Let the numbers be $a$ and $b$. Then, $a b=37 \quad \Rightarrow \quad a=1$ and $b=37$. So, $\sqrt{b-a}=\sqrt{37-1}=\sqrt{36}=6$.

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