Percentages (applications: profit, loss, discount, commission) — KCSE Mathematics
KCSE Mathematics · 97 practice questions · 4 syllabus objectives
What You'll Learn
Key learning outcomes for this topic, aligned to the KNEC KCSE syllabus.
Express a quantity as a percentage of another and calculate percentage increase and decrease
Calculate profit, loss, discount and commission as percentages and apply to buying and selling scenarios
Solve problems involving taxation (VAT, income tax), insurance premiums and percentage error in measurement
Percentages (applications: profit, loss, discount, commission)
Sample Questions
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Name the percentage error if an engineer measures a beam to be 2.4 m when the actual length is 2.5 m. (2 marks)
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A stationery shop purchases a box of pens for Ksh 800 and sells it at a profit margin of 25%. Calculate the selling price of the box of pens. (2 marks)
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A farmer sold a batch of mangoes for Ksh 3,500 after applying a discount of 15% on the original price. Calculate the original price of the mangoes. (3 marks)
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Why Practise Percentages (applications: profit, loss, discount, commission)?
KNEC Aligned
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