Q. A group of 20 servers carry a traffic of 10 Erlangs. If average duration of calls is 3 minutes, calculate the no. of calls put through by a single server and a group as a whole in 1 hour period. (Solved)

1. 10 calls by single server and 200 calls by a group

2. 8 calls by single server and 250 calls by a group

3. 100 calls by single server and 200 calls by a group