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mr brown makes some compost he mixes soil, manure and leaf mould in the ratio 3:1:1 mr brow makes 75 literes of the compost. How many litres of soil does he use?

ALL WORKING OUT PLEASE

Respuesta :

texaschic101
3:1:1......added = 5

3/5(75) = 225/5 = 45 liters soil <===
1/5(75) = 75/5 = 15 liters manure
1/5(75) = 75/5 = 15 liters leaf mold

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