Exercise :: Clock puzzles
| Answer | : | To the 4 |
| Explanation | : | The sum of the numbers pointed to by the hour and minute hands is always 11. |
| Answer | : | 6:06 |
| Explanation | : | Start with the watch on the left and move to the right. The time on the watches increases by 2 hours 3 min- utes, then decreases by 1 hour 16 min- utes, alternately. |