A cylindrical bucket has a volume of 54 cubic decimeters and a bottom area of 18 square decimeters. It holds one third of a bucket of water. How high is the water surface

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• 1. A rectangle, the bottom area is 54 cubic decimeters, 12 decimeters high, calculate the volume of the cuboid
• 2. It is known that the height of a cuboid is 24 cm and the volume is 19.2 cubic decimeters. What is the bottom area of this cuboid? Don't use equations,
• 3. A cube has a surface area of 96 square decimeters and a volume of 1______ Cubic decimeter
• 4. 1. The surface area of a cube is 54 square decimeters. If the edge length is reduced by 1 decimeter, the volume will be reduced by () cubic decimeter 2. It takes 20 hours for Master Li to make a batch of parts, and 30 hours for his apprentice to do it alone. How many hours can master apprentice cooperation complete two-thirds of this batch of parts? 3. There is a cone with a volume of 157 cubic centimeters and a bottom radius of 2 centimeters. What is the height of the cone? 4. A factory has 36 tons of coal, which has been burned for 12 days, with an average of 1.2 tons of coal per day. How many days can the remaining coal be burned
• 5. The bottom area of a cube is 25 square meters, so its surface area is () cm, and its volume is () cubic decimeter Quick quick = quick answer
• 6. A cube has a base area of 25 square decimeters, its surface area is () square decimeters, and its volume is () cubic decimeters
• 7. How many cubic decimeters is one liter, and how many cubic centimeters is one milliliter There are solid iron balls and solid plastic balls of the same volume. In order to measure the density of plastic, put one iron ball in the left plate of the balance, and when six plastic balls are placed in the right plate, the balance can just balance. Calculate the density of plastic balls. The density of iron balls is (7.8 times 10 cubic kilogram per cubic meter). Thank you
• 8. How many cubic decimeters is one liter equal to? How many milliliters is five thousand cubic centimeters equal to? How many cubic decimeters equal to? How many cubic meters? How many cubic meters is 1.25 cubic meters equal to?
• 9. How many cubic meters, cubic decimeters and cubic centimeters is one liter I'm a primary school student. It's used to make a problem. If I make a mistake, I'll make a decision (^ - ^)/
• 10. How many cubic decimeters is one liter? How many cubic centimeters is one milliliter? How many milliliters is one liter
• 11. A cuboid is 8 cm long, 5 cm wide and 6 cm high. Its surface area is () square cm and its volume is () cubic cm
• 12. The cuboid is 12 cm long and 8 cm high. The sum of the areas of the two sides of the shadow is 200 square cm. What is the surface area of the cuboid?
• 13. A cuboid has a width of 8 cm, a surface area of 36 square cm and a volume of 72 cubic cm?
• 14. The bottom area of a cuboid is 56 square centimeters, and its height is 8 centimeters. How many cubic centimeters is its volume
• 15. The ratio of cement, sand and stone in 2010 Guangzhou Asian Games Theme gymnasium is 2:3:5. Now there are 120 tons of cement, stone and sand If you want to use up 120 tons of sand, how many tons of cement are left? How many tons of stones are left? I don't understand the meaning. Let's talk about the solution first and then the formula. It's urgent! It's due tomorrow
• 16. For a kind of concrete, the ratio of cement, sand and stone is 2:3:5. To mix 2000 kg of such concrete, how many kg of cement, sand and stone are needed?
• 17. The ratio of cement, sand and stone is 2:3:5. To mix 2.4 tons of such concrete, when the sand is used up, how many tons more cement? How many tons more stone?
• 18. A kind of concrete, the ratio of cement, sand and stone is 2:3:5, in which 3 tons of cement is used. How many tons of sand and stone are used respectively It's a formula
• 19. A kind of concrete is made up of cement, sand and stone in the ratio of 2:3:5. Now, how many cement, sand and stone are needed to make 2 tons of this kind of concrete
• 20. The mass ratio of cement, sand and stone for a concrete is 2:3:5. Now there are 12 tons of each of the three ingredients. If the sand is used up, how many tons of cement are left? How many tons of stones are missing?