Neco 2018 Agricultural Science Question 41
Practice objective / multiple choice question 41 from the 2018 Neco Agricultural Science examination.
A farmer uses a hand‑held weeder with a blade width of 30 cm. On level ground he can push it at a speed of \(4\ \text{km/h}\), but on a field that has a 5% gradient his speed drops by 12%. He needs to weed a rectangular plot of \(2.4\ \text{ha}\). Assuming he works at the reduced speed on the whole plot, how many hours will it take him? Give your answer to two decimal places.
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About This Question
This is Neco 2018 Agricultural Science Question 41. It is one of the objective questions from the 2018 Neco Agricultural Science examination.
Difficulty level: Medium .
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