TopPrep-GMAT

Great question... give it a shot, and we'll tell you if you're right.

If "x" is an integer, which of the following inequalities have a finite range of values of "x" satisfying them?
a) x^2 + 5x + 6 > 0
b) |x + 2| > 4
c) 9x - 7 < 3x + 14
d) x2 - 4x + 3 < 0
e) (B) and (D)

Have to get out the pen and paper for this one:

The sum of all the four numbers is 31.
Only one of number is odd.
The highest number minus the lowest number is 7.
If you subtract the middle two numbers, it equals two.
There are no duplicate numbers.

Incredible article questioning the most basic foundations of probability, as established by Bernoulli in the 18th century--have we been thinking about chance wrong all along? If so--you might have a bone to pick with the GMAT quantitative section...

Exploring gambles reveals foundational difficulty behind economic theory (and a solution) In the wake of the financial crisis, many started questioning different aspects of the economic formalism.

Can you answer this typical GMAT math problem?

A can complete a project in 20 days and B can complete the same project in 30 days. If A and B start working on the project together and A quits 10 days before the project is completed, in how many days will the project be completed?

a) 18 days
b) 27 days
c) 26.67 days
d) 16 days
e) 12 days

The Economist's international MBA rankings are probably the most reliable around--their readership wouldn't let them get away with anything less. In fact, it's probably a good idea to subscribe to The Economist and read it cover to cover every week if you're considering an MBA--there's really no substitute for self-teaching.

2015 MBA & Business School Rankings | Which MBA? | The Economist Top 100 rankings of the best business schools. Find full-time MBA, part-time MBA, online MBA, and EMBA.

Interesting and quick read from Stacy Blackman Consulting on the evolution of MBAs, particularly in regards to the admissions process:

Business School Trends in 2015