I. QUANT

A lot of GMAT test takers complain about insufficient time. This is understandable as far as the Verbal section is concerned. We all have different reading speeds and that itself accounts for a lot of time issues in the Verbal […]

Today, let’s take a look at an interesting number property. Once we discuss it, you might think, “I always knew that!” and “Really, what’s new here?” So let me give you a question beforehand: For integers and , . What […]

Fans of The Big Bang Theory will remember Sheldon Cooper’s quote from an old episode on his favourite number (often displayed on his tshirts too): “The best number is 73. Why? 73 is the 21st prime number. Its mirror, 37, […]

We know the divisibility rules of 2, 4 and 8: For 2 – If the last digit of the number is divisible by 2 (is even), then the number is divisible by 2. For 4 – If the number formed […]