Permutation and Combination – Distribution of Objects

October 16th, 2018 by

As an astute man Mr. Gump once said, “Life is like a box of chocolates. You never know what you going to get.” The Permutations and Combinations that life presents us daily is baffling and probably it is because of that inherent fear of choices and cases we get intimidated by such questions in the exam. I understand that Permutation and Combination is one of the dreaded topics but I hope that once you understand the fundas given below, your fear will reduce. Permutation and Combination Funda 1: De-arrangement If ‘n’ distinct items are arranged in a row, then the number of way

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4 Rules to improve reading skills for Reading Comprehension Questions in CAT

October 13th, 2018 by

Every time I think about how to prepare for RC, I am struck by how similar the process of reading is to the technique of driving. If your driving technique is sound, you can drive any car properly. On the other hand, if the technique is poor, you end up wrecking every car you drive. Reading fiction is somewhat like driving a train. Who among us hasn’t ever fantasised about having the best seat on the train? I could give an arm and a leg to be in the driver’s cabin of a German ICE train, or the Swiss Lyria, or the Austrian Railjet, or the Italian Frecciarossa, or the Shanghai Magl

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How to solve Family Tree, Relationships problems based on coded symbols

October 11th, 2018 by

Relationships are an integral part of our life whether between or among living ones. Relationships provide definiteness between two objects or persons. Relationships among people are complicated and confusing especially when you are living in a big joint family with innumerable relatives! Blood Relations is a very important part of reasoning section in competitive exam. Every year questions are asked based on them in aptitude tests and entrance exams such as CAT, XAT, SNAP and Bank exams. One other topic of reasoning section is Coding-Decoding. And in this blog, we will understand and develo

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Functions from Algebra – Basic concepts and application for Quantitative Aptitude in CAT Exam

October 10th, 2018 by

"Functions can be really DECEPTIVE!!". Yes, it is true.Many a time aspirants do get stuck .  How to start,? How to perceive?  These are the FAQ when it comes to Functions and its application. Given the CAT trend, the questions are of standard type with a slight innovation. But the root approach remains the same. The hurdles can be categorized as  Trigonometric Functions, Algebraic functions, Modulus functions, Even/Odd, etc. In this article, some of the common structure of questions are discussed.!! Many quantities depend on one or more changing variables. For example: (a) Pl

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An introduction to functions (Algebra) for CAT exam

October 9th, 2018 by

Quantitative Aptitude section of CAT has always been proven to be most difficult and challenging especially for all the mathematics haters. Yes, all those who have been running away from Math’s for all these years must now face their biggest fear and there’s no more hiding from it now. Quantitative Aptitude is all about high school elementary math’s, those silly geometry lessons which made no sense then or the Time, Speed and distance problems or Time and work (so confusing).  Also, who can forget the infamous Trigonometry which is still a mystery for most of us? Today in this blog,

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Simple Interest and Compound Interest – Basic Concepts and Tricks for solving CAT Questions

October 8th, 2018 by

Interest rates are very powerful and intriguing mathematical concepts. Our banking and finance sector revolves around these interest rates. One minor change in these rates could have tremendous and astonishing impacts over the economy. But why? Before determining the reason of this why? Let’s first know what is interest and these interest rates? Interest is the amount charged by the lender from the borrower on the principal loan sum. It is basically the cost of renting money. And, the rate at which interest is charged on the principal sum is known as the interest rate. The rate at wh

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Determining the second last digit and the last two digits

October 6th, 2018 by

Nike caused controversy with its advertising campaign during the 1996 Olympics by using the slogan, "You Don't Win Silver — You Lose Gold." Nike's use of this slogan drew harsh criticism from many former Olympic Silver medallists. In a way, it did undermine the importance of the second position but in Math things are often very different. Figuring out the second last digit is often tougher than figuring out the last digit. It is unlikely but definitely not impossible that in CAT you get a straightforward question that asks you to find out the second last digit of a number (abcpqr). In fe

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Installments – Various Cases and Questions including Simple and Compound Interest

October 5th, 2018 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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Basic Probability Concepts for CAT Preparation

October 4th, 2018 by

What are the chances that it will rain today? Which team has odds in favor in today’s cricket match? What is the probability that Sensex will close above 30K today? All these questions pointed towards the chance, the likelihood of happening the uncertain event. And to determine this chance there’s a technique, a special mathematical and statistical subject entirely related to this known as Probability. Probability is nothing else but a chance that some event might occur. More formally, it calculates a numerical value between 0 and 1 that represents the likelihood that an event might occu

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How to solve problem on Syllogism in CAT Exam?

October 3rd, 2018 by

Syllogism is an influential concept of CAT. It has its role in logical reasoning and verbal ability section as well. There are approximately 3-4 questions based on it. And these many questions can play vital role in upgrading your percentile. Thus, it’s important that you understand this topic well so that you can score good in the exam. Let’s first understand what does syllogism mean and then I will tell you some useful techniques that will make solving questions on this topic a facile job for you. Syllogism is a Greek synonym of the word conclusion or inference. A more proper defi

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