Ключевые слова: 10, 12, 12th, 17, 42, 2025, 7800, across, after, appear, appearing, began, board, cbse, central, centres, class, come, country, delhi, education, exam, exams, february, february 15 2025, gurugram, india, kendriya, lakh, near, old, out, over, physical, road, saturday, secondary, sector14, set, students, them, vidyalaya,