1.
Write a C program to calculate and print the simple interest.
#include<stdio.h>
#include<conio.h>
int main()
{
float p, t, r,
i;
printf("Enter
principal: ");
scanf("%f",
&p);
printf("Enter
time: ");
scanf("%f",
&t);
printf("Enter
rate: ");
scanf("%f",
&r);
i = (p*t*r)/100;
printf("Simple
Interest = %.2f", i);
return 0;
}
1.
Write a C program in QBASIC to find the total surface area of
a box.
#include<stdio.h>
#include<conio.h>
int main()
{
int l,b,h,a;
printf("Enter
length: ");
scanf("%d",
&l);
printf("Enter
breadth: ");
scanf("%d",
&b);
printf("Enter
height: ");
scanf("%d",
&h);
a=2*((l*b)+(b*h)+(h*l));
printf("Total
surface area of box= %d", a);
return 0;
}
1.
Write
a C program to calculate the area of four walls.
#include<stdio.h>
#include<conio.h>
int main()
{
int l,b,h,a;
printf("Enter
length: ");
scanf("%d",
&l);
printf("Enter
breadth: ");
scanf("%d",
&b);
printf("Enter
height: ");
scanf("%d",
&h);
a=2*h*(l+b);
printf("Area
of four walls= %d", a);
return 0;
}
1.
Write
a C program to get radius of a circle and then print its circumference.
#include<stdio.h>
#include<conio.h>
int main()
{
float r, c;
printf("Enter radius: ");
scanf("%f", &r);
c=2*(22/7)*r;
printf("Circumference of
circle= %.2f", c);
return 0;
}
1.
Write
a C program to calculate and print the volume of a box.
#include<stdio.h>
#include<conio.h>
int main()
{
int l,b,h,v;
printf("Enter length: ");
scanf("%d", &l);
printf("Enter breadth: ");
scanf("%d", &b);
printf("Enter height: ");
scanf("%d", &h);
v=l*b*h;
printf("Volume of box= %d",
v);
return 0;
}
1.
Write
a C program using to get radius of circle and then print its area.
#include<stdio.h>
#include<conio.h>
int main()
{
float r, a;
printf("Enter
radius: ");
scanf("%f",
&r);
a=(22/7)*r*r;
printf("Area
of circle= %.2f", a);
return 0;
}
1.
Write
a C program to calculate distance travelled by a body.
#include<stdio.h>
#include<conio.h>
int main()
{
float u, a, s;
int t;
printf("Enter
initial velocity: ");
scanf("%f",
&u);
printf("Enter
acceleration: ");
scanf("%f",
&a);
printf("Enter
time: ");
scanf("%d",
&t);
s=(u*t)+(a*t*t)/2;
printf("Distance
travelled by body= %.2f", s);
return 0;
}
1.
Write
a C program to calculate the volume of a cylinder.
#include<stdio.h>
#include<conio.h>
int main()
{
float r, h, v;
printf("Enter
radius and height: \n");
scanf("%f
%f", &r, &h);
v=(22/7)*r*r*h;
printf("Volume
of cylinder= %.2f",v);
return 0;
}
1.
Write
a C program to calculate the average of three numbers.
#include<stdio.h>
#include<conio.h>
int main()
{
int a,b,c;
float d;
printf("Enter first number: ");
scanf("%d", &a);
printf("Enter second number: ");
scanf("%d", &b);
printf("Enter second number: ");
scanf("%d", &c);
d=(a+b+c)/3;
printf("Average of two numbers= %.2f",d);
return 0;
}
1.
Write
a C program to find the average of any two numbers given by the user.
#include<stdio.h>
#include<conio.h>
int main()
{
int a,b;
float c;
printf("Enter first number: ");
scanf("%d", &a);
printf("Enter second number: ");
scanf("%d", &b);
c=(a+b)/2;
printf("Average of two numbers= %.2f",c);
return 0;
}
