Waec Model Questions Vol1 2023 Geography Question 15
Practice objective / multiple choice question 15 from the 2023 Waec Model Questions Vol1 Geography examination.
A farmer cultivates maize on 5 ha. Yield per hectare (tonnes) depends on nitrogen fertilizer N (kg ha⁻¹) as \(Y = 2 + 0.04N - 0.0005N^{2}\). The farmer may apply at most 150 kg ha⁻¹ of nitrogen. Maize sells for ₦30,000 per tonne and nitrogen costs ₦120 per kg. Determine the amount of nitrogen (kg ha⁻¹) that maximizes net profit per hectare and compute the maximum net profit per hectare in thousand Naira. Give your answer as "N kg/ha, profit" (profit rounded to two decimal places).
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About This Question
This is Waec Model Questions Vol1 2023 Geography Question 15. It is one of the objective questions from the 2023 Waec Model Questions Vol1 Geography examination.
Difficulty level: Hard .
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