Bihar Board Class 10 Exam 2026: Understanding the 100+30+8 Question Formula in Maths Paper

The Bihar School Examination Board (BSEB) is set to begin its 2026 board exams in February, and students must ramp up their preparation. For Class 10 students, subject-wise model papers released by the board can serve as a crucial guide. Here’s a detailed look at the Class 10 Mathematics exam pattern.

Exam Schedule:
The Bihar Board Class 10 exams will be conducted from February 17 to February 25, 2026, with the Mathematics paper scheduled for February 18, 2026. The exam will be 3 hours and 15 minutes long, with an additional 15 minutes allotted to read the question paper.

100+30+8 Question Pattern:
The Maths paper consists of 138 questions divided into three sections—100+30+8.

• Section A (100 Questions): Objective-type questions. Students must solve 50 questions, each carrying 1 mark. Answers are to be marked on the OMR sheet using a blue or black pen. Use of white-out, blades, or liquids is strictly prohibited. If more than 50 questions are attempted, only the first 50 correctly marked answers will be evaluated.
• Section B (30 Questions): Short-answer questions. Students must attempt 15 questions, each worth 2 marks.
• Section C (8 Questions): Long-answer questions. Students must answer 4 questions, each carrying 5 marks. Electronic devices are strictly prohibited in the exam hall.

Benefits of Practicing Model Papers:

• Helps students understand the exam pattern.
• Provides insight into question formats and marking schemes.
• Enables practice of both objective and long-answer questions.
• Helps assess personal preparation levels.
• Aids in effective time management during the exam.
• Enhances writing speed and accuracy.
• Boosts confidence for the main exam.

The BSEB has already released subject-wise model papers for Class 10 2026. Students can check and download the papers from the official website biharboardonline.com according to their subjects. Students are advised to keep an eye on the official website for updates and exam-related instructions.