Question

You have to generate electricity bill for a customer with the details as give below:
Customer ID Customer Name Customer Address Contact No Units Consumed Total payable
amount
Following are the norms to calculate the unit amount:
a) for initial 100 units it will cost 6rpu
b) for next 100 units it will cost 8rpu
c) for next all units it will cost 10rpu
Implement the concept of file handling to achieve the above.

Answer 1

Answer:

for cost

Explanation:

one pen is10 rupees two pen is 20ruppees