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diff --git a/764/CH7/EX7.1.b/solution7_1.sce b/764/CH7/EX7.1.b/solution7_1.sce
new file mode 100755
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+
+//Function to standardise the given bolt-size
+function[v] = standard(w)
+    v = ceil(w)
+    rem = pmodulo(v,10)
+    if (rem ~= 0) then
+    v = v + (10 - rem)
+    end
+endfunction
+
+//Obtain path of solution file
+path = get_absolute_file_path('solution7_1.sce')
+//Obtain path of data file
+datapath = path + filesep() + 'data7_1.sci'
+//Clear all
+clc
+//Execute the data file
+exec(datapath)
+//Calculate permissible tensile stress sigmat (N/mm2)
+sigmat = Syt/fs
+//Calculate the core diameter of the eye-bolt dc (mm)
+dc = ((4 * P * 1000)/(%pi * sigmat))^(1/2)
+//use equation 7.4
+//Calculate the nominal diameter d (mm)
+d = dc/0.8
+//Standardise the bolt size from Table 7.1
+d = standard(d)
+//Print results
+printf('\nStandard size of the bolt is M%d\n',d)