MCQ
When $15\sqrt{15}$ is divided by $3\sqrt{3},$ the quotient is :
- A$5\sqrt{3}$
- B$3\sqrt{5}$
- C$5\sqrt{5}$
- D$3\sqrt{3}$
✓
Answer
- $5\sqrt{5}$
Solution :
$\frac{15\sqrt{15}}{3\sqrt{3}}=\frac{5\sqrt{5\times3}}{\sqrt{3}}$
$\frac{5\sqrt{5}\times\sqrt{3}}{\sqrt{3}}=5\sqrt{5}$
Hence, the correct answer is option (c).
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