$ cat imprec.c
#include <stdio.h>
 
int main () {
        float fa = 36.8;
        float fb = 36.6;
        double da = 36.8;
        double db = 36.6;
        printf( ( fa >= ( fb + 0.2 ) ) ? "true\n" : "false\n" );
        printf( ( da >= ( db + 0.2 ) ) ? "true\n" : "false\n" );
}
$ gcc -o imprec imprec.c
$ ./imprec 
true
false