Cambridge A Level · 9709 · Paper 5 · Probability & Statistics 1
Mathematics 9709/55 May/June 2025 past paper
Cambridge A Level Mathematics (9709) Paper 5 (Probability & Statistics 1), variant 5, May/June 2025: the question paper and its official mark scheme, 6 questions worth 50 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 6
- Marks
- 50
- Grade A from
- 41
File names: 9709_s25_qp_55 · 9709_s25_ms_55
Grade thresholds for 9709/55 May/June 2025
The minimum raw marks Cambridge set for each grade on this component (out of 50). Thresholds change every session and variant, so always compare your score with the paper you actually sat.
| A | B | C | D | E |
|---|---|---|---|---|
| 41 | 37 | 30 | 23 | 16 |
Topics in this paper
Which syllabus chapters 9709/55 May/June 2025 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Probability | 3 | 27 |
| Representation of Data | 2 | 17 |
| Random Variables | 1 | 6 |
Questions in 9709/55 May/June 2025
- Question 1
Two fair 6-sided dice with faces labelled …
- Question 2
The heights of trees in a certain forest are classified as tall, medium or small. The heights can be modelled by a normal distribution with mean 20 m and standard deviation 5 m. Trees with a height of less than …
- Question 3
In a certain large school, on average, two pupils in five have music lessons. A random sample of 80 pupils from this school is chosen. (a) Use an approximation to find the probability that fewer than 27 pupils have music …
- Question 4
Students applying to Drydale College take an entrance test. A student is either accepted or rejected or required to take another test with probabilities 0.3, 0.2 and 0.5 respectively. When a student takes a second test the outcomes and probabilities …
- Question 5
The Smarts and the Teasers are two quiz teams that each contain 11 members. Both complete a puzzle and the following table gives the times taken, in minutes, by the members of each team. Smarts …
- Question 6
A darts club has 12 members made up of 7 men and 5 women. Every Monday, a team of 4 is chosen at random to represent the club in a competition. (a) Find the probability that, on a particular Monday, …
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