Ответ учителя по предмету Математика
1)Признак деления на 2: посл. цифра должна быть чётной, или 0. Верно.
2)Признак на 3: сумма цифр должна делиться на 3. Сумма равна 18. Верно.
3)Признак на 4: 2 посл. цифры должны образовывать число, делящееся на 4. 60 кратно 4. Верно.
4)Признак на 5. Число должно оканчиваться на 5 или 0. Верно.
5)Признак на 6: должны выполняться признаки на 2 и на 3 одновременно.
6)7560/7=1080
7)7560/8=945
8) сумма цифр должна делиться на 9. Сумма равна 18. Верно.
Ч т. д.
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(попрошу пожалусто вертикално)