Mathematics 9-1 0980: Number Topical Past Paper Questions
Cambridge IGCSE Mathematics 9-1 (0980) past-paper questions on Number, free. This topic is frequently examined across 12 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
The volume of a solid metal cuboid is $ 22 \, cm^3 $, correct to the nearest $ cm^3 $. The mass of the metal cuboid is 140 grams, correct to the nearest 10 grams. Calculate the lower bound of the density of the metal. [Density = mass ÷ volume] $ \cdots $ g/cm $ ^{3} $ [3]
Alex invests 200 at a rate of $ r\% $ per year compound interest. At the end of 25 years the value of this investment is 301.10. Find the value of r. r = ..... [3
(a) Enzo, Rashid and Blessy each swim as many lengths of a swimming pool as they can in 15 minutes. The results are shown in the table. (i) Find the number of lengths Enzo swims as a percentage of the total number of lengths all three people swim. ..... % [2] (ii) Write the ratio…
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