Question

A) 4³.10⁴.5³/20⁵.8² ​

Answer 1

$\frac{4^3 \times 10^4 \times 5^3}{20^5 \times 8^2}$

$\frac{64 \times 10000 \times 125}{3200000 \times 64}$

$\frac{10000 \times 125}{3200000}$

$\frac{125}{320}$

$\frac{25}{64}=0,390625$