Page 285 - CA_Blue( J )_Class9
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You will get the following output:
Enter the price of an item : 6500
Price of the item : 6500.0
Discount : 650.0
Discounted Price : 5850.0
VARIABLE DESCRIPTION
NAME DATATYPE DESCRIPTION
pr double Price of the item
dis double Discount on price
dispr double Discounted Price
Write a program to input the name of the customer, previous meter reading and present
Program 9
meter reading of the electricity meter and print the name of the customer and bill to be
paid. The calculation will be done according to the following criteria:
Units consumed = present meter reading – previous meter reading.
Units Rate
First 150 units 2.5/- per unit
Next 200 units 4.5/- per unit
Next 500 units 7.5/- per unit
More than 850 units 8.5/- per unit
Also, a service charge of Rs. 250 per bill
1 import java.util.*; //Importing “util” package
2 class electricitymeter //class name
3 {
4 public static void main()
5 {
6 Scanner sc= new Scanner(System.in);
7 String name; //Variable Description
8 int prv, pre , u ;
9 double billamount = 0.0;
10 System.out.print("Enter Name of the customer : ");
11 name = sc.next();
12 System.out.print("Enter previous meter reading : ");
13 prv=sc.nextInt();
14 System.out.print("Enter present meter reading : ");
15 pre=sc.nextInt();
16 u=pre-prv; //Unit consumed
17 if(u<=150) //Condition checking
18 billamount = u * 2.5; //calculation of billamount
Internal Assessment 283

