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diff --git a/1553/CH30/EX30.3/30Ex3.sce b/1553/CH30/EX30.3/30Ex3.sce
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+//Chapter 30 Ex 3
+
+clc;
+clear;
+close;
+
+//(i)
+n1=10; r1=3;
+C1=factorial(n1)/(factorial(r1)*factorial(n1-r1));
+
+//(ii)
+n2=100; r2=98;
+C2=factorial(n2)/(factorial(r2)*factorial(n2-r2));
+
+//(iii)
+n3=50; r3=50;
+C3=factorial(n3)/(factorial(r3)*factorial(n3-r3));
+
+mprintf("10C3=%d \n 100C98=%d \n 50C50=%d",C1,C2,C3);