The following data shows the scores achieved by 21 competitors in a regional archery competition.
| 42 | 55 | 61 | 74 | 48 | 59 | 82 |
| 60 | 53 | 58 | 45 | 67 | 71 | 52 |
| 66 | 49 | 58 | 77 | 85 | 63 | 62 |
Draw an ordered stem and leaf diagram to show this information. You must include a key.
One of the competitors is selected at random. Find the probability that their score was lower than 60.
