I. QUANT

Today we will discuss how factorials affect the behaviour of odd and even integers. Since we are going to deal with factorials, positive integers will be our concern. Using a question, we will see how factorials are divided. Question: If […]

If you’ve been studying for the GMAT for any length of time, you are most likely pretty solid on the basic concepts of decimals and rational numbers. Decimals can be either rational or irrational. Decimals which terminate and those which […]

The problem with maximising-minimising strategies is that it is very question specific. What works in one question may not work in another. You might have to think up on what to do in a question from scratch and you have […]

Number properties concepts come across as pretty easy, theoretically, but they have some of the toughest questions. Today let’s take a look at some properties of prime numbers and their sum. Note that don’t try to “learn” all the takeaways […]

Don’t worry, we are not going to discuss (Even + Even = Even) and (Odd + Odd = Even) type of basic number properties in this post. What we have in mind for today is something based on this but […]