network please fast

A Service Provider that has the network block 110.40.56.0/21 needs to provide addresses for 7 different organizations. Among them, organization A needs 490 addresses, organization B needs 510 addresses, organization C needs 246 addresses, organizations D needs 254 addresses, organization E needs 40 addresses, organization F needs 50 addresses, and organization G needs 60 addresses. Being a Network Engineer, for such network, find the last address of the whole block? Note: Please use the dotted decimal format Answer: 110.40.63.255/21 A Service Provider that has the network block 110.40.56.0/21 needs to provide addresses for 7 different organizations. Among them, organization A needs 490 addresses, organization B needs 510 addresses, organization C needs 246 addresses, organizations D needs 254 addresses, organization E needs 40 addresses, organization F needs 50 addresses, and organization G needs 60 addresses. Being a Network Engineer, for such network, find the last address of the First sub-network? Note: Please use the dotted decimal format Answer: : 110.40.57.255/23 A Service Provider that has the network block 110.40.56.0/21 needs to provide addresses for 7 different organizations. Among them, organization A needs 490 addresses, organization B needs 510 addresses, organization C needs 246 addresses, organizations D needs 254 addresses, organization E needs 40 addresses, organization F needs 50 addresses, and organization G needs 60 addresses. Being a Network Engineer, for such network, find the first address of the second sub- network? Note: Please use the dotted decimal format