I am a Communication and Computer Engineer from LNMIIT. Currently, I am studying at MDI, Gurgaon ( Batch of 2020).

Meha Mittal

In this course, I will discuss shortcuts to calculate last digits, recurring decimals, HCF, LCM, number systems, Remainder theorem and Wilson's theorem.

Prepare for CAT 2018 through free online videos on Quant, Verbal and DI/LR by learning from the best teachers. Pursue your dream of an MBA from IIM and Top B-schools with lessons from the CAT Toppers 

CAT & Other MBA Entrance Tests

Hindi

(Hindi) Numbers: CAT

Number System is a very crucial topic of Quantitative Aptitude for CAT exam. These numbers, whether real numbers or rational numbers are important for concept building. Learn Number System from the be

Number Systems

Quantitative aptitude section of CAT exam consists of 34 questions. Learn Quantitative Aptitude from the best teachers and pursue your dream of an MBA from IIMs, IIFT, FMS, MDI and NMIMS among others.

Basic Maths

Quantitative Aptitude

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Management & Foreign Studies

Course Overview

In this lesson, I have discussed the classification of numbers, prime numbers, perfect numbers and twin primes.

Classification of Numbers ( in Hindi)

In this lesson, I have discussed the shortcut to write a recurring decimal into fraction form, co primes .

Recurring Decimal Shortcuts (in Hindi)

In this lesson, I have discussed the divisibility tests of 7,8,19, 2^n along with some questions.

Divisibility Rules of 4, 7, 19, 8(in Hindi)

In this lesson, I have discussed how to find out the number of factors and number of ways to write a number as product of its factors.

Number of Factors, Product of Factors ( in Hindi )

In this lesson, I have discussed the sum and product of factors of a given number. I have then proceeded to discuss number of co-primes less than a given number.

Sum, Product of Factors(in Hindi)

In this lesson, I have discussed sum of co-primes. I have also discussed some questions from the previous topics for revision purposes.

Sum of Co-primes (in Hindi)

In this lesson, I have discussed the concept of index of greatest power. I have discussed various questions on the same . In the end, I have taken a question from previous topics for revision purpose.

Index of Greatest Power Part-1 (in Hindi)

In this lesson, I have discussed various properties of Index of greatest power and solved some questions on the same.

Index of Greatest Power Part-2 (in Hindi)

In this lesson, I have discussed two ways to find out the Highest Common Factor/ Greatest Common divisor.

H.C.F. (in Hindi)

In this lesson, I have discussed the ways of finding the LCM. I have discussed various questions on the same . In the end, I have taken a question from next lesson to give some preview of the upcoming discussion.

L.C.M(in Hindi)

In this lesson, I have discussed the LCM Model 1. I have discussed various questions on the same . In the end, I have taken a question from previous topics for revision purpose.

L.C.M. Model 1(in Hindi)

In this lesson, I have discussed negative remainders and LCM model 2 along with some interesting questions on the same.

L.C.M. Model 2 (in Hindi)

In this lesson, I have discussed LCM model 3, HCF models 1 and 2 which covers the cases of same and different remainders.

H.C.F Model 1,2 (in Hindi)

In this lesson, I have discussed the concept of successive division and solved a number of questions on the same.

Successive Division (in Hindi)

In this lesson, I have discussed the method to calculate last digit of any power. I have also discussed various shortcuts and cyclicities.

Last Digit Part- 1 (in Hindi)

In this lesson, I have discussed factor theorem, binomial expansion method to calculate last  2 digits of a power.

Last Digit Part-2 (in Hindi)

In thi lesson, I have discussed the shortest possible method for calculating the last 2 digits of a number with power where number ends with 1.

Last Digit Part-3 (in Hindi)

In this lesson, I have discussed results for numbers ending with 4, 24 and 5 with cases of even and odd powers.

Last Digit Part-4 (in Hindi)

In this lesson, I have discussed properties of remainder theorem and Euler's theorem.

Remainder, Euler theorem (in Hindi)

In this lesson, I have discussed the application of chinese remainder theorem.

Chinese Remainder Theorem (in Hindi)

In this lesson, I have discussed the Wilson's theorem and solved an important previous year CAT question using the concepts that have been covered till now.

Wilson's Theorem (in Hindi)

In this lesson, I have discussed Wilson's theorem.

Wilson's Theorem Part-2 (in Hindi)

In this lesson, I have discussed how to find remainders with 99, 101 and then given shortcuts for the same and generalised the results to various powers of 10.

Remainder with 99,101 (in Hindi)

In this lesson, I have discussed some important previous year questions and Fermat's Little Theorem.

Fermat's Little Theorem (in Hindi)

In this lesson, I have discussed some important questions from successive division and remainders.

Important Questions Part-1 (in Hindi)

In this lesson, I have discussed some important questions along with their solutions.

Important Questions Part 2 (in Hindi)

In this lesson I have discussed some applications of the shortcuts related to HCF and LCM.

Important Questions Part 3(in Hindi)

Lokesh Agarwal

The Educator will try to cover all types of remainder theorem questions for CAT

Remainder Theorem: CAT

Teacher, Armchair Guru, Socialist & Life Coach.Love teaching for Competitive Exams.M.B.A from U.B.S. Panjab Uni. 8 Yrs of teaching exp.

Sameer Sardana

In this course Euler Remainder Theorem & Advance Remainder questions with the help of Euler Remainder Theorem will be discussed

CAT: Euler Remainder Theorem Based Advance Questions

This course covers about Number System Part 2 following topics will be discussed Number Of Zeroes In Factorial, Factorization, Number Of Factors, LCM-HCF & Remainder, Miscellaneous Questions Of Number System

Number System- Part 2 (Advance) for CAT

Saurabh Thakur

This course gives explanation on Trap Questions CAT IIM

Trap Questions : CAT Quant

25 years teaching experience. Author of the book 'MATHEMATICA' Best selling Quant book for CAT on Amazon. 

Bharat Gupta

Work and time are important chapters of Mathematics and if you know the tricks, it is very interesting and Useful. Time and  work problems are actually practical problem and it's knowledge will bring you power of taking correct decision. In this course you will get a - z of time and work from basic to advance level.

This covers, through medium of online lessons covers all the types of questions on Work and time starting from basic level and moving to advanced level. For students who need to start preparation for CAT, this course will provide good foundation on the topic of Work and Time.

Work and Time : CAT

In this course you will variety of arithmetic question with shortcut tricks and option elimination strategy. Along with it you will also get basic method to solve these question. 

HAPPY LEARNING !!!👍

Lessons

29 lessons • 3h 39m

Course Overview

Classification of Numbers ( in Hindi)

Recurring Decimal Shortcuts (in Hindi)

Divisibility Rules of 4, 7, 19, 8(in Hindi)

Number of Factors, Product of Factors ( in Hindi )

Sum, Product of Factors(in Hindi)

Sum of Co-primes (in Hindi)

Index of Greatest Power Part-1 (in Hindi)

Index of Greatest Power Part-2 (in Hindi)

Index of Greatest Power Part-2 (in Hindi)

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