Gce Model Questions Vol1 2020 Geography Question 16
Practice objective / multiple choice question 16 from the 2020 Gce Model Questions Vol1 Geography examination.
A farmer can use two types of fertilizer, A and B. Each kilogram of A supplies \(30\) kg of nitrogen and costs \(\$2\). Each kilogram of B supplies \(20\) kg of nitrogen and costs \(\$1.5\). The farmer must supply at least \(300\) kg of nitrogen but not more than \(350\) kg, and the total amount of fertilizer applied cannot exceed \(12\) kg because of equipment limits. Assuming the farmer wants to meet the nitrogen requirement at minimum cost, determine how many kilograms of fertilizer A and of fertilizer B should be used (give answers to two decimal places).
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About This Question
This is Gce Model Questions Vol1 2020 Geography Question 16. It is one of the objective questions from the 2020 Gce Model Questions Vol1 Geography examination.
Difficulty level: Hard .
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