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+//Example number 3.2, Page number 3.32
+
+
+clc;clear;close
+
+// Variable declaration
+a1=450    // Area of plastered wall
+a2=360    // Area of wooden floor and wooden doors
+a3=24     // Area of Glass
+a4=600    // Area of seats
+a5=500    // Area of audience when they are in seats
+c1=0.03   // Coefficient of absorption of plastered wall
+c2=0.06   // Coefficient of absorption of wooden floor and wooden doors
+c3=0.025   // Coefficient of absorption of Glass
+c4=0.3    // Coefficient of absorption of seats
+c5=0.43   // Coefficient of absorption of audience when they are in seats
+l=12 // in m
+b=30 // in m
+h=6 // in m
+
+// Calculation
+V=l*b*h        // volume of the hall
+A=(a1*c1)+(a2*c2)+(a3*c3)+(a4*c4)+(a5*c5)  // Total absorption
+T=(0.16*V)/A   // Reverbration time
+
+// Result
+printf("Volume of the hall = %.f m^3",V)
+printf("\nTotal absorption = %0.1f m^2",A)
+printf("\nReverbration time = %0.1f second",T)
+// Answer given for the Reverbration time in the text book is wrong