Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Grade | Points | Sit-up (reps) | Standing Broad Jump (cm) | Chin-up (reps) | Shuttle Run (sec) | 2.4km Run (min:sec) |
| --- | --- | --- | --- | --- | --- | --- |
| A | 5.0 | >36 | >233 | >9 | <10.4 | <11.01 |
| B | 4.0 | 34-36 | 225-233 | 8-9 | 10.4-10.5 | 11:01-11:40 |
| C | 3.0 | 31-33 | 216-224 | 6-7 | 10.6-10.7 | 11:41-12:20 |
| D | 2.0 | 28-30 | 207-215 | 4-5 | 10.8-10.9 | 12:21-13:00 |
| E | 1.0 | 25-27 | 198-206 | 3 | 11.0-11.1 | 13:01-13:40 |
Question:
What shuttle Run (sec) time has a 2.4km Run (min:sec) of 12:21-13:00?
Answer:
10.8-10.9