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diff --git a/3886/CH14/EX14.5/14_5.sce b/3886/CH14/EX14.5/14_5.sce
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+//Enemy ship location
+//refer fig. 14.10
+//taking north as y direction and west as x direction
+//vAy=36*cosd(theta)
+//vAx=36*sind(theta)
+//Components of velocity of enemy ship
+vBy=18*cosd(30)  //kmph
+vBx=-18*sind(30)  //kmph
+//then
+//vrx=36*sind(theta)+9
+//vry=36*cosd(theta)-15.588
+//solving
+x=0.2777
+theta=16.12  //degree
+printf("\nWar ship must move in N %.2f W direction",theta)
+vrx=36*sind(theta)+9
+vry=36*cosd(theta)-15.588
+vr=sqrt((19^2)+(19^2))  //kmph
+//relative distance moved
+dr=25-5  //km
+//time interval 
+t=20/26.870  //hour
+printf("\n%.2f hour after sighting the enemy ship the shell is to be fired",t)
+
+
+