Q2. What is the formula used in Arithmetic Mean? Ans. Arithmetic Mean = Sum of all terms in the AP / Number of terms in the AP Q3. What is the formula used in the Sum of ‘n’ terms of an AP? Ans. Sum ...

The CBSE Class 12 Chemistry Board Exam is scheduled to be held on February 28, 2026. With just one month left for the examination, the final 30 days become extremely crucial for students aiming to ...

CBSE Class 12 practical examinations for the 2026 board exams are being scheduled in many schools during the second half of ...