$1)$ What is the last valid host IP address on the subnetwork

$205\mathrm{.}122\mathrm{.}205\mathrm{.}0/17?(2$pts$)$

$2)$ What is the number of valid host IPs that can be assigned to

the following network $112\mathrm{.}220\mathrm{.}193\mathrm{.}5255\mathrm{.}255\mathrm{.}240\mathrm{.}0$

$(2$pts$)$

$3)$ Which subnet does host $201\mathrm{.}208\mathrm{.}15\mathrm{.}101/19$ belong to$?(2$pts$)$

$4)$ What valid host range is the IP address

$162\mathrm{.}130\mathrm{.}109\mathrm{.}37255\mathrm{.}255\mathrm{.}254\mathrm{.}0?(2$pts$)$

$5)$ What is the broadcast address of the network

$112\mathrm{.}18\mathrm{.}242\mathrm{.}115255\mathrm{.}255\mathrm{.}255\mathrm{.}240?(2$pts$)$