0 points: Viridian City has a block of classless IPv4 addresses, including 100.100.100.100/20. What is the network address for the whole block? (The network address is the first address in the block.) Write your answer in dotted-decimal (base 10) CIDR.

30 points: Pallet Town has a block of classless IPv4 addresses including 100.40.46.31/20. What is the network address for Pallet Town's entire block? Write your answer in dotted-decimal (base 10) CIDR.

0 points: A classless network address has value 32.12.12.12/n. What is the smallest possible value of n?

40 points: The Cerulean Gym includes a Pokedex with network address has value 32.12.12.0/n. What is the smallest possible value of n?