Question

What is the square root of 22500?

• A. 150
• B. 250
• C. 350
• D. 450

Answer 1

The correct option is A 150

$22500=5\times 5\times 5\times 5\times 2\times 2\times 3\times 3$

= $5^4\times 2^2\times 3^2$

$\Rightarrow \sqrt{\left(22500\right)}=\sqrt{(5^4\times 2^2\times 3^2}=5\times 5\times 2\times 3=150$