As first part of GMAT math brainteasers attracted some attention (especially in my Russian blog), I decided to continue with the series. Let’s go!

Problem solving – uno

Problem solving – dos

Problem solving – tres

Problem solving – cuatro

Problem solving – cinco

Problem solving – seis

Data sufficiency – uno

Data sufficiency – dos

Data sufficiency – tres

Data sufficiency – cuatro

 

Enjoy! 😉