Public Class Form1 Const cdecPricePerRite As Decimal = 2.75 Const cdecPricePerWeek As Decimal = 30 Const cdecPricePerMonth As Decimal = 112 Private Sub btnCalc_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnCalc.Click Dim intNoTickets = Convert.ToInt32(txtNoTickets.Text) Dim decPrice If radSingleRite.Checked = true Then decPrice = intNoTickets * cdecPricePerRite Else If radWeek.Checked = true Then decPrice = intNoTickets * cdecPricePerWeek Else If radMonth.Checked = true Then decPrice = intNoTickets * cdecPricePerMonth End If lblPrice.Text = decPrice.ToString("C") End Sub Private Sub btnClear_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnClear.Click radSingleRite.Checked = true txtNoTickets.Text = "" lblPrice.Text = "" End Sub Private Sub btnExit_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnExit.Click Application.Exit() End Sub End Class