Neco Model Questions Vol1 2023 Geography Question 9
Practice objective / multiple choice question 9 from the 2023 Neco Model Questions Vol1 Geography examination.
A farmer has 5 ha of land. The recommended nitrogen application is \(120\) kg N ha\(^{-1}\). The soil also requires \(80\) kg of phosphorus in total. Two fertilizers are available:\n\n- Fertilizer X: 30 % N, 10 kg P per ton, cost ₦12 000 per ton.\n- Fertilizer Y: 20 % N, 30 kg P per ton, cost ₦9 000 per ton.\n\nLet \(x\) be the tons of Fertilizer X and \(y\) the tons of Fertilizer Y to be purchased. Determine the values of \(x\) and \(y\) (to two decimal places) that satisfy both nutrient requirements at minimum total cost.
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This is Neco Model Questions Vol1 2023 Geography Question 9. It is one of the objective questions from the 2023 Neco Model Questions Vol1 Geography examination.
Difficulty level: Hard .
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