Question

Find the value of ${1.5}^2\times \sqrt{0.0225}$

• A. $0.0375$
• B. $0.3375$
• C. $3.275$
• D. $32.75$

Answer 1

Answer: (B)

$0.3375$

${1.5}^2\times \sqrt{0.0225}=(1.5\times 1.5)\times \sqrt{\frac{225}{10000}}=2.25\times \frac{\sqrt{225}}{\sqrt{10000}}=2.25\times \frac{15}{100}=2.25\times 0.15=0.3375$