Jeff began as a star tutor and classroom teacher for a big test-prep company. Since , he has focused on developing the best materials in the industry, saving you time, money, and stress. Discover new books on Goodreads. I wonder! Why do I need to purchase this one? I already have Manhattan Strategy Guide Sets.
Print view. First unread post. Search for:. Hi Google [Bot], Here are updates for you:. Tuck MBA. You are here:. Question banks. My Bookmarks. Important topics. Find Similar Topics. In hindsight, MGMAT helped me review the basics and Sackman's materials got me over the hump on how to tackle the quant section.
The materials build a great foundation for gmat type questions. I improved drastically after using Sackman's materials but I focused on the tricks and fundamentals. If you are weak in quant sackman's materials can be a little confusing. Community Reviews. Showing Average rating 4. Rating details. More filters. Sort order. Feb 23, Mega rated it it was amazing. Very useful for the math section! Jul 03, Anton rated it it was amazing. Since , he has focused on developing the best materials in the industry, saving you time, money, and stress.
Total GMAT Math has hundreds of pages of tutorials explaining every single type of question you're likely to see on the exam. After one hour, Train X will have traveled 20 miles, and Train Y will have traveled 30 miles. So after that first hour, the trains are 50 miles closer to each other than they were when they started. Another way to put that is to say that the trains are converging at 50 miles per hour.
The math involved is very simple. The variation—one object catching up with another—is very similar. Sara is driving at a constant rate of 30 miles per hour, while Ron is driving at a constant rate of 40 miles per hour. If Ron is currently 5 miles behind Sara, at what point will Ron catch up with Sara?
What matters is how fast Ron catches up. The final step is identical to that of the train example above. We want to know when Ron will make up 5 miles, and he makes up 10 miles per hour. Given that information, Ron will catch up in a half hour. In 8 hours, a factory produces , wing nuts. How many wing nuts does the factory produce per hour? An airplane travels a 1, mile route in 4 hours. Some readers may find the beginning of the book too basic — it starts with overviews of arithmetic and algebra.
I know from experience that many students struggle with decimal multiplication and division, so this section should be very helpful for saving time and preventing careless errors. Login with your email. Keep me logged in. Log In.
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