Simplify: $\dfrac{3.6 \times 0.48 \times 2.50}{0.12 \times 0.09 \times 0.5}$

Numerator $= 3.6 \times 0.48 \times 2.50 = 4.32$. Denominator $= 0.12 \times 0.09 \times 0.5 = 0.0054$. Dividing, $4.32 / 0.0054 = 800$.