Lavonne wants to paint the inside of her garage. Her garage measures 30 feet by 35 feet with 9-foot ceilings. There are no windows, but the large garage door measures 13 feet by 8 feet, and the small door measures 7 feet by 4 feet. She needs to paint three coats to get full coverage. How many cans of paint will Lavonne need to buy if each can covers 425 square feet?           9 cans           8 cans           10 cans           6 cans