Question

The square root of 22500 is equal to

• A. $150$
• B. $250$
• C. $350$
• D. $450$

Answer 1

The correct option is A

$150$

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

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

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