word problems

DAT Math Question of the Day: (See full problem in the first slide) Try to solve it before checking the solution in the second slide. The DAT Destroyer and Math Destroyer form the core foundation of the DAT study materials developed by Dr. Jim Romano. These are the same books Dr. Romano...

One of the most common mistakes on DAT investment problems is confusing total value with total profit. Total investment = 50,000 Total accumulated value = 54,300 Actual profit = 4,300 The equation must reflect profit: 0.14x + 0.02(50,000 − x) = 4,300 Once the setup is correct, the...

Discount word problems are a common source of lost points on the DAT Quantitative Reasoning section. In this video, Prof. Denis Blois walks through a representative discount problem step-by-step, showing how to correctly interpret percentages, compare original and sale prices, and avoid the...

Hi everyone — wanted to share a quick video walkthrough on an important QR topic that many students struggle with: Comparison Word Problems This video breaks down how to approach DAT-style comparison problems step-by-step so you can avoid timing traps and avoid common mistakes. YouTube 📹...

Here is a walkthrough of a classic DAT Quantitative Reasoning comparison problem. Prof. Blois explain the setup and solution step-by-step, showing students how to break down this question type quickly and accurately on test day. If you are studying for the DAT or OAT, comparison-style word...