Ключевые слова: 10, 10th, 12, 15, 42, 2025, 7800, across, after, appear, began, bhartiya, bhawan, board, cbse, central, centres, class, coming, country, delhi, education, english, exam, exams, february, february 15 2025, finishing, g, india, k, lakh, marg, new, out, over, paper, saturday, secondary, seen, set, starts, students, them, vidya,