A cattle feed company has two grades of feed , A and B . Feed A cost $2 per 100 pounds and feed B cost $3 per 100 pounds . Ranchers can order a mixture of feeds A and B . Write a program that calculates the charge for a feed order . The program should ask the user to enter the number of hundreds of pounds of feed A ordered and the number of hundreds of pounds of feed B ordered . The program should display the amount of each type of feed ordered and its cost , and the total cost of the order .