Factorial Concepts for CAT – Rightmost digit, Ending Zeroes, Power of a Prime

April 29th, 2020 by

We all know what factorials (n!) are. They look friendly and helpful but looks can be deceiving, as many quant problems have taught us. Probably it is because that Factorials are simple looking creatures, most students prefer attempting questions based on them rather than on Permutation & Combination or Probability. I will cover P&C and Probability at a later date but in today’s post I would like to discuss some fundas related to factorials, which as a matter of fact form the basis of a large number of P&C and Probability problems.   Some of the factorials that mig

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Puzzle of the Week – Win Cash Prize – George Martin Birthday Party [Updated with Solution]

April 27th, 2020 by

Puzzle of The Week – Rules and Prize You need to email your solution before 26 April (Sunday midnight) to [email protected] Best solution will be decided by our faculty team. Cash prize of Rs. 500 or free telephonic discussion with Ravi Handa sir about MBA Prep. Cash prize of Rs. 500 will be transferred to your PayTM wallet. Your solution will be published on the website with your name. A quiz is open to everyone above the age of 18. You will need to submit an identity proof in case you win a cash prize. Puzzle of The Week – Question George Martin has de

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Installments – Various Cases and Questions including Simple and Compound Interest

April 25th, 2020 by

Nowadays, loan has become crucial part of our life. We all have learnt living our life on credit. Whether be it a businessman taking loans to run his business or a household to buy a car, everyone has become dependent on sustaining their life and fulfilling their wishes with the help of these loans. But, when the amount has been borrowed then it has to be returned too and now not just the principal loan amount but some interest as well. Interest plays a very significant role in our life. It is a deciding factor whether or not loan has to be taken or not as higher the interest then higher t

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Education Loan for MBA/PGDM

April 23rd, 2020 by

Education loans have been hit since the coronavirus outbreak. Banking services have stopped with most banks changing the timings, reducing staff and pushing for digital payments. The situation seems adverse as the lockdown has been extended. This is especially unfortunate for MBA students who are currently applying or have received an admit and will be required to pay the fee in the coming weeks/months. Securing funds at present may seem difficult to many. To these students, we say, don’t panic. Introducing, GyanDhan - an education loan marketplace. They are India’s first and only educa

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Puzzle of The Week – Shobhan has gone to the next level [Updated with Solution]

April 20th, 2020 by

The Covid-19 crisis has forced all of us into lockdown. As a matter of fact, it has given a new meaning to the word home. Some people are adapting to it by watching Netflix series, while others are struggling to kill time. In case you are looking for something different on Netflix, I would strongly recommend Paddleton. I believe it teaches us a lot about life and relationships, which a lot of us are anyway learning thanks to Covid-19. And for those of you, who aren’t Netflix subscribers or just want to get away from the screen sending your friends puzzles are a good idea. You can shar

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Logical Reasoning Basics – How to solve coin picking / matchstick related problems?

April 15th, 2020 by

In this post, we will learn how to solve Logical Reasoning Problems based on coins and matchsticks picking puzzles. To understand how exactly these kinds of puzzles look like, let’s start the post with a very simple example. The method to solve the example will give better insight so as to how to approach these puzzles. Two smart players A and B are playing a coin game in which they can pick up 1, 2, 3 or 4 coins. They have 78 coins and the player who picks the last coin will lose the game. A and B play alternately and A plays the first move. How many coins should A pick at first so h

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Puzzle of The Week – Best Solution Wins Cash Prize – Movies are a great leveler – Updated with Solution

April 13th, 2020 by

Puzzle of The Week - Rules and Prize You need to email your solution before 12th April (Sunday midnight) to [email protected]   Best solution will be decided by our faculty team. Cash prize of Rs. 500 or free telephonic discussion with Ravi Handa sir about MBA Prep. Cash prize of Rs. 500 will be transferred to your PayTM wallet. Your solution will be published on the website with your name. A quiz is open to everyone above the age of 18. You will need to submit an identity proof in case you win a cash prize. Puzzle of The Week - Question Movies are a great

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Inequalities for CAT Exam – Concepts, Questions, and Solved Examples

April 12th, 2020 by

We usually deal with a lot of equations in the Quant Section equating RHS and LHS. In inequalities, we do have LHS and RHS but these are not equal, any of the following case is possible: LHS >= RHS ; LHS > RHS ; LHS < RHS ; LHS <= RHS  Basic rules of operations on inequality: We can add or subtract same number from both sides with no change in the truth of the inequality. If a > b, then a+k > b+k e.g. If 8 > 6 then 8 + 2 > 6 + 2 and if 9 < 5 then 9 - 3 < 5 - 3 We can multiply or divide both sides with the same number, however the sign will depend

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Puzzle of The Week – Best Solution Wins Cash Prize – Indian cricket team participated – Updated with Solution

April 6th, 2020 by

Puzzle of The Week - Rules and Prize You need to email your solution before 5th April (Sunday midnight) to [email protected]   Best solution will be decided by our faculty team. Cash prize of Rs. 500 or free telephonic discussion with Ravi Handa sir about MBA Prep. Cash prize of Rs. 500 will be transferred to your PayTM wallet. Your solution will be published on the website with your name. A quiz is open to everyone above the age of 18. You will need to submit an identity proof in case you win a cash prize. Puzzle of The Week - Question Indian c

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Mensuration Basics and 3-Dimensional Geometry Concepts for CAT

April 5th, 2020 by

Geometry is an integral part of mathematics and mathematicians have been studying and formulating important results to simplify for years. Since, it is immensely significant it has been part of our curriculum as soon as we join middle school, though the concept taught in early years of middle school are much simpler and basic than what is taught at high and secondary years of our schooling. Because of the inevitability of deep rooted of Geometric concepts, it forms a significant part in the course structure of various competitive exams such as CAT, XAT, SSC, BANK PO, etc. Nearly 4-5 questi

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