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+clc
+clear
+//INPUT DATA
+Re=1;//Heat absorbed in Tonns
+WD=1.25*60;//work done in kJ/min
+Tmin=-40;//low tamperature in Degree C
+Ha=210;//heat absorbed in kJ/min
+
+//CALCULATIONS
+COP=(Re*210)/WD;//COP
+Tmax=((273+Tmin)/COP)+Tmin;//High temperature of the cycle
+Hd=Ha+WD;//Heat rejected in kJ/min
+COPh=Hd/WD;COP;// heat pump
+
+
+//OUTPUT
+printf('(i)COP is %3.2f \n (ii)Tmax is %3.2f Degree C \n (iii)Heat rejected is %3.i kJ/min \n (iv)COP of heat pump is %3.1f ',COP,Tmax,Hd,COPh)