O-LevelMathematicsNumber4024/11 · Oct/Nov 2019 · Q82 Marks
By writing each number correct to 1 significant figure, estimate the value of 59.843² 20.13 × 0.9024
- By writing each number correct to 1 significant figure, estimate the value of 59.843² 20.13 × 0.9024[2]
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2019). The mark or mark type is shown in brackets.
- [2] 60 and 20 and 0.9 seen, and final answer 200
- B1 for two of 60, 20, 0.9 seen
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