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//Exa:2.8
// To find average busy hour call attempts(BHCA's).
clc;
clear all;
minutes=500; //No of minutes used per month per user
Twork=0.9; //Traffic During Work day
TBH=0.1; //Traffic during busy hour
Days=20; //No of workdays in a month
MeanHT=100; //Mean holding time(in secs)
//solution
//Avg BH usage per subscriber (in minutes) = minutes*Twork(TBH/Days);
//BHCAs=traffic (in Erlangs) *3600/(meanHT)
Traffic=minutes*Twork*(TBH/Days);
BHCAs=(Traffic/60)*(3600/MeanHT);
printf('Average Busy Hour call attempts are %.2f ', BHCAs);
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