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diff --git a/3776/CH6/EX6.4/Ex6_4.sce b/3776/CH6/EX6.4/Ex6_4.sce
new file mode 100644
index 000000000..99f0edaa9
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+++ b/3776/CH6/EX6.4/Ex6_4.sce
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+clear
+//Given 
+l = 400    //mm - Length 
+b = 300    //mm - breath 
+F = 20     //KN _ the force applied on the beam 
+F_d = 0.75 //KN-m - The force distribution 
+d = 2      //mt - the point of interest from the free end
+//caliculations 
+//From moment diagram
+M = F*d - F_d*d*1
+I = b*(l**3)/12 //mm4 - Bending moment diagram 
+c = l/2         // the stress max at this C
+S = I/c         //The maximum shear stress 
+shear_max = M*(10**6)/S //MPa -  the maximum stress 
+printf("\n The maximum stress at 2 mt is %0.2f MPa",shear_max)