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clc//
//
//
//Variable declaration
V=2265; //volume(m^3)
sigma_as=92.9; //absorption(m^2)
a=18.6; //area(m^2)
//Calculation
T=0.165*V/sigma_as; //reverberation time of hall(s)
T1=0.165*V/2;
inc=T1-sigma_as; //increase in absorption(OWU)
n=inc/a; //number of persons to be seated
//Result
printf("\n reverberation time of hall is %0.3f s",T)
printf("\n number of persons to be seated is %0.3f ",n)
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