A farmer is to apply a compound fertilizer 20:30:10 on a vegetable plot measuring 5 metres long by 4 metres wide, at the rate of...

A farmer is to apply a compound fertilizer 20:30:10 on a vegetable plot measuring 5 metres long by 4 metres wide, at the rate of 200kg per hectare.
a) Calculate the amount of the fertilizer the farmer would require for the plot.
b) What do the figures 20, 30 and 10 in the fertilizer stand for?

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a)

b)- 20 stands for the ratio of N₂ (Nitrogen)
- 30 stands for the ratio for phosphorous
- 10 stands for the ratio of potassium

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Kavungya answered the question on March 28, 2019 at 09:37

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