public class PurchaseClass
{
    public static void main(String[] args)
    {
        Purchase oranges = new Purchase();
        orange.setPrice(10, 2.99);
        Purchase eggs = new Purchase();
        eggs.setPrice(12, 2.69);
        Purchase apples = new Purchase();
        apples.setPrice(3, 1.00);
        Purchase watermelons = new Purchase();
        watermelons.setPrice(1, 4.39);
        Purchase bagels = new Purchase();
        ls.setPrice(6, 3.50);

        oranges.setNumberBought(24);
        eggs.setNumberBought(36);
        apples.setNumberBought(20);
        watermelons.setNumberBought(2);
        bagels.setNumberBought(12);

        double total = 0.0;
        total += oranges.getTotalCost();
        total += eggs.getTotalCost();
        total += apples.getTotalCost();
        total += watermelons.getTotalCost();
        total += bagels.getTotalCost();

        System.out.println("Total price: $"+total);
    }
}

errors
C:\COMP170\Java Programs>javac PurchaseClass.java
PurchaseClass.java:6: error: cannot find symbol
                orange.setPrice(10, 2.99);
                ^
  symbol:   variable orange
  location: class PurchaseClass
PurchaseClass.java:8: error: cannot find symbol
                eggs.setPrice(12, 2.69);
                    ^
  symbol:   method setPrice(int,double)
  location: variable eggs of type Purchase
PurchaseClass.java:10: error: cannot find symbol
                apples.setPrice(3, 1.00);
                      ^
  symbol:   method setPrice(int,double)
  location: variable apples of type Purchase
PurchaseClass.java:12: error: cannot find symbol
                watermelons.setPrice(1, 4.39);
                           ^
  symbol:   method setPrice(int,double)
  location: variable watermelons of type Purchase
PurchaseClass.java:14: error: cannot find symbol
                ls.setPrice(6, 3.50);
                ^
  symbol:   variable ls
  location: class PurchaseClass
PurchaseClass.java:16: error: cannot find symbol
                oranges.setNumberBought(24);
                       ^
  symbol:   method setNumberBought(int)
  location: variable oranges of type Purchase
PurchaseClass.java:17: error: cannot find symbol
                eggs.setNumberBought(36);
                    ^
  symbol:   method setNumberBought(int)
  location: variable eggs of type Purchase
PurchaseClass.java:18: error: cannot find symbol
                apples.setNumberBought(20);
                      ^
  symbol:   method setNumberBought(int)
  location: variable apples of type Purchase
PurchaseClass.java:19: error: cannot find symbol
                watermelons.setNumberBought(2);
                           ^
  symbol:   method setNumberBought(int)
  location: variable watermelons of type Purchase
PurchaseClass.java:20: error: cannot find symbol
                bagels.setNumberBought(12);
                      ^
  symbol:   method setNumberBought(int)
  location: variable bagels of type Purchase
PurchaseClass.java:23: error: cannot find symbol
                total += oranges.getTotalCost();
                                ^
  symbol:   method getTotalCost()
  location: variable oranges of type Purchase
PurchaseClass.java:24: error: cannot find symbol
                total += eggs.getTotalCost();
                             ^
  symbol:   method getTotalCost()
  location: variable eggs of type Purchase
PurchaseClass.java:25: error: cannot find symbol
                total += apples.getTotalCost();
                               ^
  symbol:   method getTotalCost()
  location: variable apples of type Purchase
PurchaseClass.java:26: error: cannot find symbol
                total += watermelons.getTotalCost();
                                    ^
  symbol:   method getTotalCost()
  location: variable watermelons of type Purchase
PurchaseClass.java:27: error: cannot find symbol
                total += bagels.getTotalCost();
                               ^
  symbol:   method getTotalCost()
  location: variable bagels of type Purchase
.\Purchase.java:6: error: cannot find symbol
                orange.setPrice(10, 2.99);
                ^
  symbol:   variable orange
  location: class Purchase
.\Purchase.java:8: error: cannot find symbol
                eggs.setPrice(12, 2.69);
                    ^
  symbol:   method setPrice(int,double)
  location: variable eggs of type Purchase
.\Purchase.java:10: error: cannot find symbol
                apples.setPrice(3, 1.00);
                      ^
  symbol:   method setPrice(int,double)
  location: variable apples of type Purchase
.\Purchase.java:12: error: cannot find symbol
                watermelons.setPrice(1, 4.39);
                           ^
  symbol:   method setPrice(int,double)
  location: variable watermelons of type Purchase
.\Purchase.java:14: error: cannot find symbol
                ls.setPrice(6, 3.50);
                ^
  symbol:   variable ls
  location: class Purchase
.\Purchase.java:16: error: cannot find symbol
                oranges.setNumberBought(24);
                       ^
  symbol:   method setNumberBought(int)
  location: variable oranges of type Purchase
.\Purchase.java:17: error: cannot find symbol
                eggs.setNumberBought(36);
                    ^
  symbol:   method setNumberBought(int)
  location: variable eggs of type Purchase
.\Purchase.java:18: error: cannot find symbol
                apples.setNumberBought(20);
                      ^
  symbol:   method setNumberBought(int)
  location: variable apples of type Purchase
.\Purchase.java:19: error: cannot find symbol
                watermelons.setNumberBought(2);
                           ^
  symbol:   method setNumberBought(int)
  location: variable watermelons of type Purchase
.\Purchase.java:20: error: cannot find symbol
                bagels.setNumberBought(12);
                      ^
  symbol:   method setNumberBought(int)
  location: variable bagels of type Purchase
.\Purchase.java:23: error: cannot find symbol
                total += oranges.getTotalCost();
                                ^
  symbol:   method getTotalCost()
  location: variable oranges of type Purchase
.\Purchase.java:24: error: cannot find symbol
                total += eggs.getTotalCost();
                             ^
  symbol:   method getTotalCost()
  location: variable eggs of type Purchase
.\Purchase.java:25: error: cannot find symbol
                total += apples.getTotalCost();
                               ^
  symbol:   method getTotalCost()
  location: variable apples of type Purchase
.\Purchase.java:26: error: cannot find symbol
                total += watermelons.getTotalCost();
                                    ^
  symbol:   method getTotalCost()
  location: variable watermelons of type Purchase
.\Purchase.java:27: error: cannot find symbol
                total += bagels.getTotalCost();
                               ^
  symbol:   method getTotalCost()
  location: variable bagels of type Purchase
30 errors