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O-LevelMathematicsNumber4024/11 · Oct/Nov 2024 · Q232 Marks

A rectangle has length 32 cm and width 15 cm. Each measurement is given correct to the nearest centimetre.

  1. (a)Write down the upper bound for the length.[1]
  2. (b)Calculate the upper bound for the difference between the length and the width.[1]

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2024). The mark or mark type is shown in brackets.

  1. [1] 23(a) 32.5
  2. [1] 23(b) 18

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About this question

Topic
Number, O-Level Mathematics (syllabus 4024). Structured question, 2 marks.
Source
O-Level Mathematics, Oct/Nov 2024 Paper 1 Variant 1, question 23.

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