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O-LevelMathematicsNumber4024/12 · May/June 2024 · Q112 Marks

By writing each number correct to 1 significant figure, estimate the value of (5.32+3.97) / √878

  1. .Estimate the value of (5.32+3.97) / √878 by writing each number correct to 1 significant figure.[2]

Mark scheme

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

  1. [2] 5 and 4 and 900 seen as rounded values and final answer 0.3 or 3/10
  2. [1] B1 for two of 5, 4, 900 seen as rounded values

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About this question

Topic
Number, O-Level Mathematics (syllabus 4024). Structured question, 2 marks.
Source
O-Level Mathematics, May/June 2024 Paper 1 Variant 2, question 11.

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