Eight baskets of apples, each weighing 30 kilograms, were delivered from the store and sold out in four days. How many kilograms are sold on average every day? Think about it. Are there different solutions? )
Xiaohua reads a story book. After opening the book, the sum of the page numbers of the left and right pages is 85. Please calculate which two pages Xiaohua has opened.
Some iron rings are made of 5 mm thick iron bars, and the outer edge of each iron ring is 4 cm long. Connecting two such iron rings together, how long is it after tension? How about three?
5. From A to B, if you ride a bike every hour15km, it will take 4 hours. It only takes two hours by car. How many kilometers does this car travel per hour?
6. The height of Xiao Bing is 1.2m, and that of Xiaojun is less than 9.0m twice that of Xiao Bing. How tall is Xiaojun? Who is taller and how many decimetres taller?
7. There are 1 large bottle of shampoo, 1 medium bottle of shampoo and 5 small bottles of shampoo on the upper shelf of the store. There are 3 bottles of medium-sized shampoo and 5 bottles of small-sized shampoo in the middle layer. There are 1 large bottles of shampoo and 8 small bottles of shampoo downstairs. I only know that there are 200 grams in the vial, and the total weight of each layer is equal. Let's calculate: how many grams of shampoo are there in the large bottle and the medium bottle?
8. There are 45 myna and 32 orioles in the zoo. The total number of orioles and peacocks raised is 8 less than that of myna. How many peacocks do you have?
9. It takes Xiaolong 18 minutes to get to grandma's house by bus. Later, I changed it. I took the bus when I went and walked when I came back. It took 45 minutes. How many minutes did it take him to walk back?
10. Xiaolin keeps some chickens. Yellow chickens are more than black chickens 13, and white chickens are more than yellow chickens 12. The number of white chickens is exactly twice that of black chickens. How many white chickens, yellow chickens and black chickens are there?