### Help! I Can’t Handle GMAT Probability and Combinatorics (Part 1)

*Did you know that you can attend the first session of any of our online or in-person GMAT courses absolutely free? We’re not kidding! **Check out our upcoming courses here**.*

**There’s a classic brain teaser called the Monty Hall problem. It’s named after the host of an old-timey TV game show, who used it to confound contestants. He’d present each contestant with three closed doors. Behind one door was a new car, and behind the other two doors were goats. **

Monty invited the player to pick one of the three doors. Whichever door the player chose, Monty would then open a *different* one, revealing a goat, not the car. Then, he would offer the player a choice. If the player wanted, he could *switch* doors, picking the other unopened door. Or, he could stick with the door he picked in the first place. Whichever decision he made, he would win the prize behind the door he chose. Read more

### Two Minutes of GMAT Quant: A Breakdown (Part 3)

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Ready for the long awaited conclusion of how to tackle a quant problem in two minutes? We’ll finally get to the point where you can submit an answer! If you haven’t been keeping up, catch up here. Read more

### Five Simple Tips for GMAT Word Problems

*Did you know that you can attend the first session of any of our online or in-person GMAT courses absolutely free? We’re not kidding! Check out our upcoming courses here.*

This article won’t teach you how to solve GMAT word problems from scratch. (Check out our Word Problems Strategy Guide for that!) However, it *will* suggest five easy changes that’ll help you save time, earn points, and reduce stress. Make just a few small changes to how you solve word problems, and watch your Quant score improve. Read more