Neco Model Questions Vol1 2020 Geography Question 34
Practice objective / multiple choice question 34 from the 2020 Neco Model Questions Vol1 Geography examination.
In a region 5000 t of granite undergoes weathering and metamorphism. A fraction \(f\) of the granite is weathered to sand, which later compacts into sandstone having a porosity of 30 %. The remaining granite is metamorphosed into gneiss, losing 5 % of its mass in the process. If the final mass of sandstone is measured to be 540 t, determine the mass of gneiss produced (in tonnes, to the nearest tonne).
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About This Question
This is Neco Model Questions Vol1 2020 Geography Question 34. It is one of the objective questions from the 2020 Neco Model Questions Vol1 Geography examination.
Difficulty level: Medium .
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