1. Public Class Form1
Private Sub BtnCalculate_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles BtnCalculate.Click
Dim dblinputa As Double „Price Adult Price Per Ticket
Dim dblinputas As Double
Dim dblinputc As Double
Dim dblinputcs As Double
Dim dbladultgross As Double
Dim dblchildgross As Double
Dim dbltotalgross As Double
Dim dbladultnet As Double
Dim dblchildnet As Double
Dim decnet As Decimal
Try
„Set input to pull number from text box
dblinputa = CDbl(txtinputa.Text)
dblinputas = CDbl(txtinputas.Text)
dblinputc = CDbl(txtinputc.Text)
dblinputcs = CDbl(txtinputcs.Text)
„ this is the multiplication of fields
dbladultgross = (dblinputa) * (dblinputas)
dbltotalgross = (dbladultgross) + (dblchildgross)
lbladultgross.Text = CStr(dblinputa) * CStr(dblinputas)
lblchildgross.Text = CStr(dblinputc) * CStr(dblinputcs)
lbltotalgross.Text = CStr(dblinputa * dblinputas) + (dblinputc * dblinputcs)
dbladultnet = 0.8 * dbladultgross
lbladultnet.Text = dblinputa * dblinputas * 0.8

2. dblchildnet = 0.8 * dblchildgross
lblchildnet.Text = dblinputc * dblinputcs * 0.8
decnet = (dblinputa * dblinputas) + (dblinputc * dblinputcs) * 0.8
lblnet.Text = CStr(dblinputa * dblinputas) + (dblinputc * dblinputcs) * 0.8
lblnet.Text = decnet.ToString(“c”)
Catch ex As Exception
MessageBox.Show(“Please enter a valid Number”)
End Try
End Sub
Private Sub btnClear_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles btnClear.Click
„ Clears Strings and Textboxes
txtinputa.Clear()
txtinputas.Clear()
txtinputc.Clear()
txtinputcs.Clear()
lbladultgross.Text = String.Empty
lblchildgross.Text = String.Empty
lbltotalgross.Text = String.Empty
lblChildnet.Text = String.Empty
lbladultnet.Text = String.Empty
lblnet.Text = String.Empty
End Sub
Private Sub btnExit_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles btnExit.Click
„ Close the Window
Me.Close()
End Sub
End Class