Here is a stem and leaf diagram showing the mass, in grams, of some apples.
| 15 | 6 6 7 9 |
| 16 | 1 3 4 5 kkk |
| 17 | 0 0 2 3 7 |
| 18 | 0 4 5 |
Key: 15 | 6 = 156 grams
Work out the median mass in terms of kkk.
116 exam-style questions on WJEC GCSE Maths Stem and Leaf. Each one has a worked solution and a mark scheme showing where the marks go.