Gce Model Questions Vol1 2025 Geography Question 32
Practice objective / multiple choice question 32 from the 2025 Gce Model Questions Vol1 Geography examination.
A 100 kg sample of sedimentary rock consists of \(40\%\) quartz, \(30\%\) calcite and \(30\%\) feldspar by mass. During metamorphism the mass of quartz increases by 5 kg and the mass of calcite increases by 3 kg, while the total mass of the rock remains 100 kg (the increase is compensated by a loss of feldspar). What is the new percentage of quartz in the metamorphosed rock?
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This is Gce Model Questions Vol1 2025 Geography Question 32. It is one of the objective questions from the 2025 Gce Model Questions Vol1 Geography examination.
Difficulty level: Medium .
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