Answer
$\frac{4}{3}$
Work Step by Step
$\frac{5}{8}$$\div$$\frac{25}{64}$$\times$$\frac{5}{6}$
$\frac{5}{8}$$\times$$\frac{64}{25}$$\times$$\frac{5}{6}$
$\frac{5\times64\times5}{8\times25\times6}$
$\frac{8\times5}{5\times6}$
$\frac{4}{3}$