2. Записать римскими цифрами: 6, 9, 11, 13, 8, 16, 17, 4, 19, 22, 3.

6 = VI; 9 = IX; 11 = XI; 13 = XIII; 8 = VIII; 16 = XVI; 17 = XVII; 4 = IV; 19 = XIX; 22 = XXII; 3 = III.

Ответ: VI, IX, XI, XIII, VIII, XVI, XVII, IV, XIX, XXII, III.