Neco Model Questions Vol1 2021 Agricultural Science Question 46
Practice objective / multiple choice question 46 from the 2021 Neco Model Questions Vol1 Agricultural Science examination.
A farmer intends to grow maize on 5 ha. The recommended nutrient requirement per hectare is 120 kg N, 60 kg P₂O₅ and 80 kg K₂O. He has two fertilizer blends: Fertilizer A contains 20 % N, 10 % P₂O₅ and 5 % K₂O; Fertilizer B contains 12 % N, 20 % P₂O₅ and 15 % K₂O (all percentages are by weight). He wishes to apply a mixture of the two fertilizers so that the nutrient supplied per hectare meets **at least** the recommendation while the total amount of fertilizer applied per hectare is as small as possible. Determine the kilograms per hectare of Fertilizer A and Fertilizer B that should be applied.
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About This Question
This is Neco Model Questions Vol1 2021 Agricultural Science Question 46. It is one of the objective questions from the 2021 Neco Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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