Question 1
(Savings Account Class) Create
class SavingsAccount. Use a Shared class
variable to store the annualInterestRate for all SavingsAccounts. Each object of the class contains a Private instance
variable savingsBalance indicating
the amount the saver currently has on deposit. Provide theCalculateMonthlyInterest method to
calculate the monthly interest by multiplying the savingsBalance by the annualInterestRate divided
by 12; this interest should be added to savingsBalance and
returned to the method caller. Provide a Shared method ModifyInterestRate that sets
the annualInterestRate to a new
value. Write an application to test class SavingsAccount. Instantiate two SavingsAccount objects, saver1 and saver2, with balances of $2000.00 and $3000.00, respectively.
Set annualInterestRate to 4%,
then calculate the monthly interest and display the amounts of interest earned
and the new balances for each of the savers. Then set the annualInterestRate to 5% and
calculate the next month’s interest and display the amounts of interest earned
and the new balances for each of the savers.
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