Waec Model Questions Vol1 2024 Agricultural Science Question 30

Practice objective / multiple choice question 30 from the 2024 Waec Model Questions Vol1 Agricultural Science examination.

Waec Model Questions Vol1 2024 Agricultural Science Objective / Multiple Choice Hard Difficulty
Question 30 WAEC_MODEL_QUESTIONS_VOL1 • 2024 • AGRICULTURAL_SCIENCE • objective

A forest stand of a fast‑growing species occupies 10 ha. Its volume growth (cubic metres per ha) after planting follows V(t)=0.5 t², where t is the age in years (0 ≤ t ≤ 20). Timber sells for N150 per cubic metre and the annual discount rate is 8 %. Ignoring regeneration costs, determine the rotation age T (in whole years) that maximizes the present value of net revenue per hectare, and give the corresponding maximum present value (rounded to the nearest N).

Answer Options

Correct Answer A. 20 years; N6436 per ha
B. 19 years; N6200 per ha
C. 15 years; N5120 per ha
D. 18 years; N5900 per ha
Correct Answer
A
Correct Option:
20 years; N6436 per ha

About This Question

This is Waec Model Questions Vol1 2024 Agricultural Science Question 30. It is one of the objective questions from the 2024 Waec Model Questions Vol1 Agricultural Science examination.

Difficulty level: Hard .

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