Question

$\frac{0.003 \times 0.45}{0.009}=$

• A. 0.015
• B. 0.15
• C. 1.5
• D. 15

Answer 1

Answer:

B. 0.15

$\frac{0.003 \times 0.45}{0.009}= \frac{3 \times 10^{-3} \times 45 \times 10^{-2}}{9 \times 10^{-3}}= \frac{15 \times 10^{-5}}{10^{-3}}= 15 \times 10^{-2}= 0.15$