Here are the ages of a company's employees.
| 18 | 27 | 43 | 54 | 16 | 58 | 29 |
| 52 | 41 | 37 | 22 | 39 | 34 | 25 |
| 31 | 36 | 24 | 57 | 26 | 53 | 28 |
Draw an ordered stem and leaf diagram to show this information. You must include a key.
One of the employees is selected at random. Find the probability that they are younger than 30.
116 exam-style questions on OCR GCSE Maths Stem and Leaf. Each one has a worked solution and a mark scheme showing where the marks go.