Subject: General Aptitude · Chapter: Square Roots and Cube Roots · Exam: · Marks: · Difficulty:
The least number by which 294 must be multiplied to make it a perfect square, is
(a)2
(b)3
(c)6
(d)24
Answer
Answer (as printed): C
Explanation
$294=7 \times 7 \times 2 \times 3$. To make it a perfect square, it must be multiplied by $2 \times$ 3 i.e., 6. $\therefore \quad$ Required number $=6$.
Explanation as extracted from the printed page; notation may be imperfect.