O-LevelMathematicsAlgebra and graphs4024/11 · Oct/Nov 2025 · Q143 Marks
Lia cycles 800m in 105 seconds. The diagram shows the speed-time graph for this journey. [Figure 14.1]
- (a)Work out the value of v.[2]
- (b)Work out Lia's acceleration during the first 10 seconds.[1]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2025). The mark or mark type is shown in brackets.
- [2] (a) 8 nfww
- [M1] for 800 = (1/2) * (105+105-10) * v oe
- [1] (b) 8/10 oe
- [FT] (their 8) / 10
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