Neco 2021 Geography Question 32
Practice objective / multiple choice question 32 from the 2021 Neco Geography examination.
An river originally has a gradient of \(1\!:\!500\) over a length of \(120\text{ km}\). Due to tectonic uplift, the vertical drop of the river increases by 15 % and, because of meander cut‑offs, the river length shortens by 8 %. Calculate the new gradient of the river, expressed as a ratio \(1\!:\!x\) (rounded to the nearest whole number).
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About This Question
This is Neco 2021 Geography Question 32. It is one of the objective questions from the 2021 Neco Geography examination.
Difficulty level: Medium .
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