Need Python 3.7 solution please

PART 3) PYTHON A software company sells a package that retails for $99. Quantity discounts are given according to the following table. Write a program that asks for the number of units sold and computes the total cost. QuantityDiscount 10-19 20-49 50-99 100 or more 20% 30% 40% So for example if you ordered 5 items it would cost you $495. No discount) If you ordered 25 items it would cost you $732.50, (25-99) then with a 30% discount. Note: Note that if you can use the round(a,2) method to round a number to two decimal places. If a 4.56789 and you type b round (a, 2) then b will equal 457 because it rounds it