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//program to input principal, rate of interest and time and compute simple interest #include<iostream.h> #include<conio.h> void main() { int principal,time; float rate; float simpleinterest; clrscr(); cout<<"enter principal amount"; cin>>principal; cout<<"enter time"; cin>>time; cout<<"enter rate of interest"; cin>>rate; simpleinterest=(principal*rate*time)/100; cout<<"simple interest is "<<simpleinterest; getch(); }