Boats and Streams: Formulas Concepts and Questions for CAT Exam
Boats and Streams is an essential topic for many competitive exams. Many varieties of questions can be framed from this area. We use the fundamental concepts of time speed and distance only to solve elementary questions on Boats and Streams. However, some types of questions are tricky and take lots of time to solve by […]
Profit and Loss: Basic Concepts and Shortcuts for CAT Exam
Profit and loss based problems in CAT can easily be solved by applying the fundamental concepts of percentages. The following basic terms are widely used while solving problems on profit and loss. Hence, a clear understanding of each of these terms is essential. Terminologies in Profit and Loss Cost Price (C.P): The price at which an […]
Pipes and Cisterns Formulas Concepts and Questions for CAT Exam
Pipes and Cisterns basic concepts We employ the same basic concepts of ‘Time and Work’ to solve questions based on pipes and cisterns. However, in some instances in addition to inlet pipes, the question also mentions outlet pipes. A pipe connected to the cistern is called an inlet pipe or an outlet pipe, accordingly as it […]
Application of Binomial Theorem for Finding Integral Solutions
Binomial Theorem The formula by which any positive integral power of a binomial expression can be expanded in the form of a series is known as Binomial Theorem. (x + y)n = nC0 xn + nC1 xn-1 y + nC2 xn-2 y2+ ……………..+ nCn yn e.g: (a+b)3= 3C0a3 + 3C1a2b+3C2ab2 + 3C3b3 = a3 + 3a2b + 3ab2 +b3 Note The number of terms in the expansion of (x+ y)n is (n + 1) e. one […]
How to prepare for CAT verbal ability section (VARC)
CAT Verbal Ability Preparation While discussing CAT Verbal Ability, we mean CAT Verbal Ability and Reading Comprehension (VARC). To represent both,we will use the term CAT Verbal Ability. But how is CAT verbal ability different from CAT reading comprehension? The CAT exam has not defined CAT syllabus. There is no prescribed Verbal Ability (VARC) Syllabus. […]
CAT syllabus and Other MBA Entance Exams Syllabus
CAT Syllabus – Verbal Ability: We are often surprised to see that students tend to confuse MBA entrance syllabus with CAT syllabus. There are many MBA entrance exams in India. Some of the prominent ones are: CAT, NMAT, IIFT, XAT, SNAP, TISS, CMAT and MHCET. Each exam has its own pattern and to some extent […]
Stars and Bars Method : Permutations and Combinations
Stars and Bars Method is also known as partition rule-based Permutation and Combination problems require a specific formula to get the answers. Various questions based on this concept have appeared in competitive exams Like CAT and other management entrance. In this video, we will learn that formula conceptually so that any variation in the questions, […]
Mensuration Formulas for CAT SSC CGL and Other Exams
Mensuration formulas based questions regularly feature in CAT, SSC CGL and other exams. Being a part of geometry, this topic demands that the aspirant be familiar not only with the different formulas of mensuration but also with the other theorems and concepts of geometry. However, the questions from mensuration are less difficult that other types of […]
CAT Logical Reasoning Syllabus and Preparation Tips
The Logical Reasoning and Data Interpretation (LRDI) section of CAT has undergone a significant change over the last few years. In the past CAT papers, the LRDI section had an equal number of questions from LR and DI. But in the past few years, logical based DI sets have replaced the calculation intensive DI sets. […]
Work Equivalent Concept
Work Equivalent Concept is a based on the universal concept of measuring work in two parameters; Agent who is doing work and the duration the work takes to get completed. Let us understand with the help of an example. Suppose the time taken to complete a task by 4 men all of the equal efficiency […]