i can not get the calculation to come out correctly on this c++ problem

9. Go To Desserts To make Oreo balls the recipe calls for the following ingredients: 10 cups of crushed/powdered Oreo cookies 2 cups cream cheese 4 cups milk chocolate chips The recipe produces 30 Oreo balls with this amount of the ingredients. Write a program that asks the user how many Oreo balls he or she wants to make, then display the number of cups of each ingredient needed for the specified number of Oreo balls. To test your program and capture your screenshots, enter 165 for the number of Oreo balls you would like to make. This should result in the following: Recipe: 55 cups crushed Oreos 11 cups cream cheese 22 cups chocolate chips