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Fantom [35]
3 years ago
6

Mr green makes some compost he mixes soil, manure and leaf mould in the ratio 3:1:2 mr greenmakes 72 literes of the compost. How

many litres of soil does he use?
Mathematics
1 answer:
love history [14]3 years ago
8 0

Answer:

36\ liters\ of\ soil

Step-by-step explanation:

we know that

The ratio of soil, manure and leaf mould is 3:1:2

That means

For every 6 liters of the compost, he use 3 liters of soil

so by proportion

Find how many liters of soil does he use for 72 liters of compost

\frac{3}{6}=\frac{x}{72}\\ \\x=3*72/6\\ \\x=36\ liters\ of\ soil

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