Question

Write a c program to find electricity bill

Answer 1

If unit used is more than 500, then amount will be calculated by 5 rupees for each unit. Like this:
If Unit >350 and <500, then rupees 4.5 per units
If Unit >200 and <350, then rupees 4 per units
If Unit >100 and <200, then rupees 3.5 per units
If Unit <100, then rupees 3 per units