100% program to print electricity bills of multiple houses

/* program to generate electricity bill for multiple  houses(LT). let the tariff be  as follows

Units                     Rs/ unit

1-50                     1.25

51-100                 2.00

101-200               3.50

>200                    5.50    */

#include<stdio.h>
void main()
{
 int n,status=2;//initial status is taken as any non-zero number as we want the prog to run& generate bill atleast once
 float bill_amt;
 while(status)
 {
  printf("\n enter the number of units consumed:");
  scanf("%d",&n);
  if(n>0 && n<=50)
   bill_amt=n*1.25;
  else if(n>50 && n<=100)
   bill_amt=50*1.25+(n-50)*2.00;
  else if(n>100 && n<=200)
   bill_amt=50*1.25+50*2.00+(n-100)*3.50;
  else
   bill_amt=50*1.25+50*2.00+ 100*3.50+(n-200)*5.50;
  printf("\n bill amount = %f", bill_amt);
  printf("\n enter a non-zero number to continue else enter 0 to stop: ");
  scanf("%d",&status);
 };//end of while loop
}//end of main

ఔట్పుట్ తెర మీద ఇలా ... 

enter the number of units consumed:20
bill amount = 25.000000
 enter a non-zero number to continue else enter 0 to stop4
 enter the number of units consumed:204
 bill amount = 534.500000
 enter a non-zero number to continue else enter 0 to stop0