ABC26GN1404 · Square Roots and Cube Roots

Subject: General Aptitude · Chapter: Square Roots and Cube Roots · Exam: · Marks: · Difficulty:

$\sqrt{\frac{0.081 \times 0.324 \times 4.624}{1.5625 \times 0.0289 \times 72.9 \times 64}}$ is equal to
(a)0.024
(b)0.24
(c)2.4
(d)24
Answer
Answer (as printed): A
Explanation
Given exp. $=\sqrt{\frac{81 \times 324 \times 4624}{15625 \times 289 \times 729 \times 64}}$ $$=\frac{9 \times 18 \times 68}{125 \times 17 \times 27 \times 8}=\frac{3}{125}=0.024 .$$

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

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