Заполним пропуски, определив закономерность в каждом ряду:
- 31, 32, 33, 34, 35, 36, 37, 38, 39, 40
- 59, 58, 57, 56, 55, 54, 53, 52, 51, 50
- 66, 65, 64, 63, 62, 61, 60, 59, 58, 57
- 42, 43, 44, 45, 46, 47, 48, 49, 50, 51
- 10, 20, 30, 40, 50, 60, 70, 80, 90, 100
- 70, 72, 74, 76, 78, 80, 82, 84, 86, 88
- 50, 48, 46, 44, 42, 40, 38, 36, 34, 32
- 80, 78, 76, 74, 72, 70, 68, 66, 64, 62
- 36, 34, 32, 30, 28, 26, 24, 22, 20, 18