(√(196))/7 × (√(441))/7 × 120/(√(225))= ? · ABC26GN1338

Subject: General Aptitude · Chapter: Square Roots and Cube Roots · Exam: R.R.B. 2008

$\frac{\sqrt{196}}{7} \times \frac{\sqrt{441}}{7} \times \frac{120}{\sqrt{225}}=$ ?

(a)48

(b)54

(c)58

(d)84

Answer

Answer (as printed): A

Explanation

Given exp. $$=\frac{14}{7} \times \frac{21}{7} \times \frac{120}{15}=2 \times 3 \times 8=48 .$$

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

Study loop for Square Roots and Cube Roots