Dry concrete can be made by mixing sand, gravel and cement in the ratio 1: 3: 4. If you want 1600 kg of dry concrete, how much of each will you need? Give your answers in kilograms (kg).

Dry concrete can be made by mixing

sand, gravel and cement in the ratio
1: 3: 4. If you want 1600 kg of dry
concrete, how much of each will you
need? Give your answers in kilograms
(kg).

1 Answer

Dry concrete can be made by mixing sand, gravel and cement in the ratio 1: 3: 4. If you want 1600 kg of dry concrete, how much of each will you need? Give your answers in kilogr…

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