$${{60\left( {s + 0.01} \right)\left( {s + 0.1} \right)} \over {{s^2}{{\left( {s + 0.05} \right)}^2}}}$$

$${{10\left( {1 + 10s} \right)} \over {s\left( {1 + 20s} \right)}}$$

$${{3\left( {s + 0.05} \right)} \over {s\left( {s + 0.1} \right)\left( {s + 1} \right)}}$$

$${{5\left( {s + 0.1} \right)} \over {s\left( {s + 0.05} \right)}}$$

$${K \over {s{{\left( {s + 2} \right)}^2}\left( {s + 5} \right)}}$$

$${K \over {{s^2}\left( {s + 2} \right)\left( {s + 5} \right)}}$$

$${{K\left( {s + 1} \right)} \over {{s^2}\left( {s + 2} \right)\left( {s + 5} \right)}}$$

$${{K\left( {s + 1} \right)\left( {s + 3} \right)} \over {{s^2}\left( {s + 2} \right)\left( {s + 5} \right)}}$$