Fifty percent. The purchase price of a basket of pineapples is 40 yuan to 45 yuan, and there are about 15 or 6 pineapples in a basket. When you retail, you can sell by the catty or by the catty. One big pineapple in 8 yuan and one small pineapple in 5 yuan, with a profit of at least 50%. If sold by the catty, the big pineapple is about 10 yuan/. Although selling fruit is hard money, customers still ask for commission when selling it.