Waec Model Questions Vol1 2022 Geography Question 12

Practice objective / multiple choice question 12 from the 2022 Waec Model Questions Vol1 Geography examination.

Waec Model Questions Vol1 2022 Geography Objective / Multiple Choice Hard Difficulty
Question 12 WAEC_MODEL_QUESTIONS_VOL1 • 2022 • GEOGRAPHY • objective

A farmer cultivates maize on a 5‑hectare field. The expected yield per hectare (in tonnes) is given by Y(F) = 2 + 0.5√F - 0.05F, where F is the amount of fertilizer applied (kg per hectare) and 0 ≤ F ≤ 100. Fertilizer costs ₦30 per kg and the market price of maize is ₦150 per kg. Determine the amount of fertilizer (rounded to the nearest whole kilogram) that maximises profit per hectare and state the maximum profit (in naira) per hectare.

Answer Options

A. 20 kg/ha; ₦484,800
Correct Answer B. 25 kg/ha; ₦486,750
C. 40 kg/ha; ₦473,175
D. 30 kg/ha; ₦484,875
Correct Answer
B
Correct Option:
25 kg/ha; ₦486,750

About This Question

This is Waec Model Questions Vol1 2022 Geography Question 12. It is one of the objective questions from the 2022 Waec Model Questions Vol1 Geography examination.

Difficulty level: Hard .

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