A cuboid children's swimming pool is 40 meters long, 14 meters wide and 1.2 meters deep. Now, how many square tiles with an area of 0.16 square meters should be pasted on the four walls and the bottom of the pool

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• 1. A cuboid children's swimming pool is 40 meters long, 14 meters wide and 1.2 meters deep. How many pieces of square tiles with an area of 0.16 square meters need to be pasted on the four walls and the bottom of the pool?
• 2. A cuboid swimming pool is 20 meters long, 5 meters wide and 2 meters deep. Now put cement on each side of the pool first, and then stick ceramic tiles with a length of 4 decimeters. How many tiles do you need? If you use 5000 grams of cement per square meter, how much cement do you need? It's due tomorrow. Thank you
• 3. A rectangular sheet of iron, 96 cm long and 80 cm wide, should be cut into a square of the same size without any surplus. What is the longest side length of this square? How many pieces are they cut into?
• 4. There is a rectangular sheet of iron, 96 cm long and 80 cm wide How many centimeters is the longest side of a square?
• 5. A rectangular sheet of iron, 96 cm long and 80 cm wide, should be cut into a square of the same size without any surplus. What is the maximum side length of this square? How many pieces should it be cut into?
• 6. A rectangular sheet of iron, 96 cm long and 80 cm wide, should be cut into the same size What is the maximum side length of this square? How many pieces are it cut into?
• 7. A rectangular sheet of iron, 96 cm long and 80 cm wide, should be cut into a square of the same size without any surplus. What is the longest side length of this square? How many pieces are they cut into?
• 8. A kind of rectangular porcelain is 42 cm wide and 24 cm wide. How many pieces do you need at least to make a square pattern with these tiles
• 9. To lay bricks on the ground with a length of 5 meters and a width of 3 meters, there should be one or two kinds of floor tiles; a square with a side length of 40 cm and a square with a side length of 50 cm 1. How many pieces of these two kinds of floor tiles do you need at least? 2. If the small tiles cost 605 yuan each, and the large tiles cost 7.2 yuan each, how many yuan do you need to use them to pave the floor?
• 10. To the length and width of 5 meters and 3 meters of the floor tiles, there are two specifications: 1. Side length of 40 cm square; 2. Side length of 50%
• 11. The swimming pool of a school gymnasium is 50 meters long, 20 meters wide and 1.2 meters deep. How many tiles are needed to paste 0.16 square meters of tiles on the red wall and the bottom of the pool
• 12. The floor is 80 decimeters long and 60 decimeters wide. From the point of view of never wasting materials, you can choose the square floor tile with the side length of how many decimeters? It is more appropriate to choose the floor tile with the side length of how many decimeters? Tell me your reasons
• 13. The side length of a square tile is 80 cm. What is the area of this tile? A rectangular square 100 m long and 80 m wide is paved with bricks At least how much?
• 14. Four identical rectangular floor tiles and square floor tiles with side length of 60 cm are laid into a large square with length of 80 cm. Calculate the length and width of rectangular floor tiles kuai kuai jijijijijiji
• 15. With a number of 80 cm long, 60 cm wide tiles, paved into a square, at least how many such tiles?
• 16. With 80 cm long, 60 cm wide tiles into a square, square area at least how much
• 17. It takes 520 pieces to lay a square with a side length of 25 cm. Now, how many pieces of rectangular tiles with a side length of 20 cm and a width of 10 cm are needed to lay the same piece of land?
• 18. A batch of rectangular floor tiles is 18 cm long and 12 cm wide. How many such tiles do you need to make a square?
• 19. Judgment question: use 30 cm long and 20 cm wide rectangular floor tiles to lay a square floor tile. At least 600 such tiles should be used
• 20. Use 8 identical rectangular floor tiles just to form a rectangular pattern with a width of 20 cm, so how many square centimeters is the area of each rectangular floor tile?