BSEB Class 12 Mathematics Answer Key 2025: Download BSEB Class 12 Answer Key PDFs Here

Roumik Roy

Updated on - Feb 26, 2025

The BSEB board conducted the Mathematics (I.Sc and I.A) paper on February 4, 2025, for 3 hours in pen and paper mode, from 9:30 to 12:45 PM. The official Bihar board 12th Mathematics answer key 2025 will be released soon which will help candidates compute their tentative marks by comparing the scores in the answer key. Students can also refer to various unofficial BSEB 12th answer key 2025 to estimate their performances which we have updated on this page.

The official answer key for the Bihar Board 12th exam 2025 for Mathematics will be available on the board's website. Moreover, students must be familiar with the marking scheme while calculating their probable scores. If students want to raise objections against their Bihar board 12th 2025 Mathematics answer key, they can do so on the official website.

Bihar Board 12th Maths Answer Key 2025

Students can review the unofficial Bihar Board 12th answer key 2025  for all subjects including Maths, curated by various academic experts, while evaluating their performance.We have updated the link below to download the Bihar Board class 12th Maths answer key 2025 and question paper.

Steps to Download Official Bihar Board 12th Maths Answer Key 2025

Students can go to the official website of the Bihar Board to download the Bihar Board 12th Maths answer key 2025. The download procedure is mentioned below for students’ reference.

  1. Visit the official website at biharboardonline.bihar.gov.in.
  2. Navigate to the homepage and go to the latest update section. 
  3. Click the class 12 provisional answer key 2025 link.
  4. Select Maths from the option of subjects.
  5. The answer key will appear on the screen.
  6. Download the Bihar Board 12th answer key 2025 and take a printout of it for future reference.

Important Highlights of Bihar Board 12th 2025 Mathematics Answer Key

Students must understand the marks distribution pattern while estimating their scores. The answer key will be divided into MCQ type, short answer type, and long answer type questions.

The unofficial Bihar Board 12th Maths answer key 2025 is curated by academic professionals to help students estimate their marks scored in the board exams. Refer to the table below to learn more about the BSEB class 12th Maths answer key 2025. 

Bihar Board Class 12th English Answer Key Details
Particulars  Details
BSEB 12th Maths exam date February 4, 2025
BSEB 12th Maths exam timing  9:30-12:45 PM
BSEB 12th Maths answer key (unofficial) February 2025
BSEB 12th Maths answer key (Official) March 2025 (tentative)
BSEB 12th Maths Total marks 100
BSEB 12th Maths Marking Scheme Objective Type Questions (50 x 1 mark each)
Short Answer Type (15 x 2 mark each)
Long Answer Type (4 x 5 mark each)
Negative marking  No

BSEB 12th Maths Question Paper Analysis 2025

Based on the initial review of the students, the Maths paper for 2025 was moderately easy. Students can refer to the table mentioned below to check the detailed question paper analysis for the BSEB 12th Maths paper 2025. 

Bihar Board Class 12th Maths Question Paper Analysis 2025
Particulars  Details
Difficulty Level Moderate to Easy
Question Type All the Questions asked were from the BSEB 12th Syllabus
Difficulty Level of the MCQ-based Questions Moderate

How to Evaluate Marks with Bihar Board 12th Maths Answer Key 2025?

The students can compute their probable marks with the help of BSEB 12th Maths answer key 2025. They must follow the process below to calculate the marks using the answer key. 

  1. Students must compare their answers with the Bihar Board 12th answer key 2025. 
  2. Next, for each right answer, assign a +1 mark. 
  3. Count 0 for each incorrect answer, as there is no negative marking.
  4. Lastly, add the right solutions to get the expected scores. 

Bihar Board 12th Maths Previous Year Answer Key

Students can review the previous years' answer keys to learn about the evaluation process in detail. The answer keys of the previous academic years are provided in the following

Bihar Board 12th Maths Answer Key 2024

 Students can refer to the links below to download the class 12 Maths answer key of Bihar Board for the academic year 2024.

BSEB 12th Maths Answer Key and Question Paper 2024 Details
Particular PDF Links
BSEB 12th Maths Answer Key 2024 (Set A) Download Now
BSEB 12th Maths Answer Key 2024 (Set F) Download Now
BSEB 12th Maths Question Paper 2025 Download Now

Bihar Board 12th Maths Answer Key 2023

The candidates can download the BSEB 12th Maths answer key 2023 through the PDF link below.

PDF Link for BSEB 12th Maths Answer Key
Particular PDF Link
BSEB 12th Maths answer key 2023 Download Now

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