Neco 2020 Geography Question 26
Practice objective / multiple choice question 26 from the 2020 Neco Geography examination.
In a geological survey, three rock types are present: igneous, metamorphic and sedimentary. The ratio of igneous to metamorphic rocks is \(2:3\). The ratio of metamorphic to sedimentary rocks is \(4:5\). What percentage of the total rock sample is made up of sedimentary rocks? Express your answer to two decimal places.
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About This Question
This is Neco 2020 Geography Question 26. It is one of the objective questions from the 2020 Neco Geography examination.
Difficulty level: Medium .
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