Question

An electricity board charges the bill according to the number of units consumed and the rate as given below:
Units Consumed Rate Per Unit
First 100 units 80 Paisa per unit
Next 200 units Rs 1 per unit
Above 300 units Rs 2.50 per unit
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Answer 1

Explanation:

an electricity board charges according to following rates for the first 100 units-rs 4 per unit , for the next 200 units-Rs5 per unit,beyond 300 units-Rs 6 per unit.All users charged Meter charge also ,which is Essentially 70.write a program in C++ to read the number of units consumed and print out the charges