Problems - Correcting Code Errors

question 33

Essay

Problems - Correcting Code Errors
The following sample of code contains errors. Rewrite the incorrect statements to correct all errors.
Private Sub btnCalc_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles btnCalc.Click
' calculates and displays the total amount owed for purchasing hats
' user enters number of hats and price per hat
' all hats are on sale for 25% off the price
Dim dblNumHats As Integer
Dim decHatPrice As Decimal
Dim decDiscount As Double
Dim decTotal As Decimal
' assign number of hats and price to variables
Integer.TryPurse(txtNumHats.Text, intNumHats)
Decimal.TryParse(txtHatPrice, decHatPrice)
' calculate and display the total amount owed
decDiscount = decHatPrice * dblRATE
decTotal = (intNumHats + decHatPrice) - decDiscount
Total.Text = decTotal.ToString(C2)
End Sub

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Definitions:

Compound Interest

Interest calculated on the initial principal and also on the accumulated interest of previous periods of a deposit or loan.

Desired Rate

The target interest rate set by an organization or individual for investment or financial returns, often guiding financial decisions and strategies.

Cash Payback Period

The time frame it takes for an investment to generate an amount of cash flow to recover its initial cost.

Straight-Line Depreciation

A method of calculating the depreciation of an asset where the cost is evenly allocated over its useful life.