What are the total number of addresses in Group 1?

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An ISP is granted a block of addresses starting with 190.100.0.0/16 (65,536 addresses). The ISP needs to distribute these addresses to three groups of customers as follows:

The first group has 64 customers; each needs approximately 256 addresses
The second group has 128 customers; each needs approximately 128 addresses
The third group has 128 customers; each needs approximately 64 addresses.

Design the subnets and give the slash notation for each sub- block.

Answer the following questions based on the above information


What are the total number of addresses in Group 1?