In this article, we’ll examine inequalities featuring absolute values and quadratics. While these question types are somewhat rare on the GMAT, everyone seeking a 650+ score should know how to [...]

In the last article , we examined some must-know concepts and strategies for answering inequality questions on the GMAT. In this article, we’ll explore some additional properties and strategies to [...]

Consider the following two questions: Question #1: If 10 is the greatest common divisor of positive integers [pmath]x[/pmath] and [pmath]y[/pmath], and 20 is the lowest common multiple of [pmath]x[/pmath] and [pmath]y[/pmath], what [...]

Algebraic techniques can often help us solve word problems. The process typically involves assigning one or more variables, writing an equation (or two or three), and then solving that equation. [...]