Create an application that can be used to calculate the total amount due for purchases. Allow any number of items to be entered. Determine the total due including sales tax and shipping. Sales tax of 7.75% is charged against the total purchases. Shipping charges can be determined based on the number of items purchased. Use the following chart to determine the shipping charge.

fewer than 3 items $3.50 3 to 6 items $5.00 7 to 10 items $7.00 11 to 15 items $9.00 more than 15 items $10.00 Display an itemized summary containing the total purchase charge, number of items purchased, sales tax amount, shipping charge, and grand total.