2. qingyun community is going to make 300 lanterns, and made 120 lanterns in four days. At this rate, how many lanterns are left after nine days?
3. Football 7 1 yuan, basketball 65 yuan 56 basketball 43 football. How much does it cost to buy basketball more than football?
Xiaohua has 46 stamps. Xiaoming has more stamps than Xiaohua 16. There are three times as many stamps in Xiao Qiang as in Obana. How many stamps are there in Xiao Qiang?