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Hello scholars.
We are keen on providing you with all the excellence in Maths. Be it your board examinations conducted by Central Board Of Secondary Examinations, New Delhi (CBSE, New Delhi) or, other competitive exams such as JEE-Advanced, JEE-Main, NDA/NA etc – we are trying our best to serve you better!
Here we shall be providing you all the Class-Room Tests (CRTs) held weekly at The O.P. GUPTA Classes, New Delhi. As and when a test is conducted in our classes, it shall be made available at this space. These tests are prepared to aid you in your preparations of CBSE Board Examinations. The Answer-Key (and/or Hints/Solutions) has also been provided to assist you in your preparations. We would urge you to follow the guide-lines (such as total time allotted to do the tests, no cheating etc.) so that you get maximum benefits out of these tests. We hope that it shall prove beneficial to you. Also, to support us, you can buy these tests (in MS WORD Format) too @ Rs.1249/-. For inquiry, please WhatsApp message us at +919650350480.

To visit YouTube Channel for Math-Gyan : Click Here

Following tests are being shared to help the students of 2020-21. You are requested to read all the clarifications about some questions – as per the Reduced syllabus of CBSE for the session 2020-21. Be informed that the following tests are offline tests of 2019-20.

Matrix Algebra CRT-01  CRT-02 
Determinants & Its Applications CRT-03 CRT-04 Level 1 | Level 2
Inverse Trigo. Functions CRT-05 Level 1  | Level 2 CRT-06 Level 1 | Level 2 
Continuity & Differentiability CRT-07 Level 1 | Level 2 CRT-08 Level 1 | Level 2
Application Of Derivatives (I) CRT-09  CRT-10 
Application Of Derivatives (II) CRT-11 (Half Yearly Test) CRT-23
Indefinite Integrals CRT-12 CRT-13
Definite Integrals CRT-14  CRT-15
Application Of Integrals CRT-16   
Differential Equations CRT-17   
Relations & Functions CRT-18  
Probability CRT-19   
Linear Programming CRT-20   
Vector Algebra CRT-21   
3 Dimensional Geometry CRT-22  

## Grab All CLASS ROOM TESTS (PDF Format) for Session 2017-2018 or, 2018-2019 @ Rs.949/- each : For inquiry, please WhatsApp message us at +919650350480.

## Case Study type Questions for Maths (XII) & Latest Sample Papers (for 2020-21) are available at

Don’t forget to write to us if you notice any error or misprints in anything provided here. Please share your views with us in case you want to offer any suggestion(s). Your effort(s) shall be of great help to many Maths learners like us.

We hope our efforts would have helped you in your preparations! If there’s anything that needs to be added/changed here, please let us know of the same at or, WhatsApp @ +919650350480 (only message).
Please Share your views about our Maths work.


  1. Ankit kumar

    It helps a lot for quick solutions.

  2. Jatin

    Nice sir, the expecter of maths.

  3. Ajeet Singh

    Your work shows, lot of hard labor.
    May God Bless You !!!

  4. Aryan

    Thanks Sir for great efforts.

  5. 16/08/2018

    CRT 18 and 19 not opening…

  6. 09/05/2019

    Thanks sir, you are genius.

  7. 29/07/2019

    Technology has made it easier for students to learn with devices new, but nothing can come close to the experience of being taught by an inspirational teacher like you.
    Thank you sir

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