# 3.1 SSC CGL Tier 2 Maths Paper Discussion | 12th January 2017 | Learn Smart Appraoch | Q1-Q20 - Videos

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In this lesson, learn the best thinking process by RaMo,99.99%iler CAT Quant/DI-LR to crack any question in least and that too easily.

You can follow the entire CGL Previous year questions discussion (हिंदी में) here: https://goo.gl/8eVbuR

You can follow the entire CGL Previous year questions discussion (in English) here: http://bit.ly/2zp0xW8

This lesson contains discussion of QID : 12801 to QID : 12825 of SSC CGL 2016, 12th January 2017, Quantitative Ability paper with smart and common sense based Approaches.

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Percentage to Fraction Conversion Article Link : https://goo.gl/78r6Rs
Percentage Magical AB Rule Article Link : https://goo.gl/S7Zr8D
Alternate way of Calculating Averages Article Link : https://goo.gl/ABtDw7

Following Questions are covered in this lesson:
QID : 12801 – Twenty one times of a positive number is less than its square by 100. The value of the positive number is

किसी धनात्मक संख्या का इक्कीस गुणा, उसके वर्ग से 100 कम है । उस धनात्मक संख्या का मान होगा

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