Assume the existence of a BankAccount class. Define a subclass, SavingsAccount that contains the following: a double instance variable, interestRate a constructor that accepts a parameter of type double which is used to initialize the instance variable
LANGUAGE: JAVA
CHALLENGE:
Assume the existence of a BankAccount class.
Define a subclass, SavingsAccount that contains the following:
a double instance variable, interestRate
a constructor that accepts a parameter of type double which is used to initialize the instance variable
SOLUTION:
public class SavingsAccount extends BankAccount{ private double interestRate; public SavingsAccount(double interestRate) { this.interestRate = interestRate; } }