The ratio of concrete, cement, sand and stone is 2:3:5, in which 3 tons of cement is used, and how many tons of sand and stone are used respectively?
The literal meaning is mass ratio? Yes, 4.5 tons of sand and 7.5 tons of stone
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- 1. Concrete is made of cement, sand and stone by mixing 2:3:5, the existing cement 6 tons, how many tons of sand and stone each
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- 11. A kind of concrete is made of cement sand and gravel in the ratio of 2:3:5. At present, 700 kg of cement, 800 kg of sand and 600 kg of gravel can be mixed at most A few kilos of earth
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