How to write (c program) code for 30/4 = 7.5. it should print 7.5, not 7

The program to given question for get the output 7.5. We write the code like this

#include <stdio.h>

int main()         //define main method

{

 float a;             //declare a float variable.

 a=30.0/4;                   //a holding the value

 printf("the value of a= %f",a);           //print the value.

 return 0;

}

output:

7.500000

Explanation:

In the above program we declare a variable (a). That's datatype is   float because float datatype hold the decimal values.Then we assign the value to variable a that is already given in the question. Then we print the value by using printf() function.

So the output of the given question is 7.5.