1) 287,782,827,872,728,278.
2)509,590,950,905
3)456,457,465,467,476,475,546,547,564,574,576,654,645,675,674,765,764,745,746. больше не знаю
1) а. 6/35
б.15/44
в.22/63
г. 24/95