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diff --git a/2063/CH7/EX7.15/7_15.sce b/2063/CH7/EX7.15/7_15.sce
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+clc
+clear
+//Input data
+P=120;//Power developed by a six cykinder four stroke diesel engine
+N=2400;//Speed in rpm
+f=0.2;//Brake specific fuel consumption in kg/kWh
+s=0.85;//Specific gravity of fuel
+
+//Calculations
+F=f*P;//Fuel consumed per hour in kg
+F1=F/6;//Fuel consumed per cylinder in kg/h
+n=(N*60)/2;//Number of cycles per hour
+F2=(F1/n)*10^3;//Fuel consumption per cycle in gm
+V=F2/s;//Volume of fuel to be injected per cycle in cc
+
+//Output
+printf('The quantity kof fuel to be injected per cycle per cylinder is %3.4f cc',V)