Blue ejercicios c mas mas

#include<conio.h>
#include<stdio.h>
#include<stdlib.h>
#include<iostream.h>
float n1,n2,n3,n4,p;
void main()
{
clrscr();gotoxy(35,25);textcolor(7);cprintf("determine el promedio y si aprobo");
gotoxy(35,27);textcolor(3);cprintf("ingrese nota 1");
gotoxy(50,27);scanf( "%f", & n1);
gotoxy(35,29);textcolor(6);cprintf("ingrese nota 2");gotoxy(50,29);scanf( "%f", & n2);
gotoxy(35,31);textcolor(3);cprintf("ingrese nota 3");
gotoxy(50,31);scanf( "%f", & n3);
gotoxy(35,33);textcolor(6);cprintf("ingrese nota 4");
gotoxy(50,33);scanf( "%f",& n4);
p=(n1+n2+n3+n4)/4;
if(p>=10.5)
{
gotoxy(35,36);textcolor(9);cprintf("aprobado");
}
getch();
}
#include<conio.h>
#include<stdio.h>
#include<stdlib.h>#include<iostream.h>
float n1,n2,n3,n4,p;
void main()
{
clrscr();
gotoxy(35,25);textcolor(7);cprintf("determine el promedio y si aprobo");
gotoxy(35,27);textcolor(3);cprintf("ingrese nota1");
gotoxy(50,27);scanf( "%f", & n1);
gotoxy(35,29);textcolor(6);cprintf("ingrese nota 2");
gotoxy(50,29);scanf( "%f", & n2);
gotoxy(35,31);textcolor(3);cprintf("ingrese nota 3");gotoxy(50,31);scanf( "%f", & n3);
gotoxy(35,33);textcolor(6);cprintf("ingrese nota 4");
gotoxy(50,33);scanf( "%f", & n4);
p=(n1+n2+n3+n4)/4;
if(p>=10.5)
{gotoxy(35,36);textcolor(9);cprintf("aprobado");
}else
{
gotoxy(35,36);textcolor(5);cprintf("Nueva oportunidad");
}
gotoxy(35,38);textcolor(2);cprintf("su promedio es %.2f",p);
getch();
}

11
#include<conio.h>#include<stdio.h>
#include<stdlib.h>
#include<iostream.h>
float v,c;
void main()
{
clrscr();
gotoxy(35,25);textcolor(7);cprintf("determine la comision ");gotoxy(35,27);textcolor(3);cprintf("ingrese cantidad vendida");
gotoxy(60,27);scanf( "%f", & v);
c=v*0.15;
if(v>=500)
{
gotoxy(35,30);textcolor(9);cprintf("su comision es %.2f",c);
}else
{...