Mathematics, 27.03.2020 17:07 ayeheavymetal

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1 cubic metre of concrete has a weight of 2400 kg.
15% of the concrete is water.
The rest of the ingredients of concrete are cement, sand and stone.
The weights of these ingredients are in the ratio 1:2:5
Work out the weight of cement, sand and stone in 1 cubic metre of concrete.

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35 I 260
8595
1 cubic metre of concrete has a weight of 2400 kg.
15% of the concre...