data sufficiency & difficult Problem solving video tutorial
One of the best ways to learn the difficult aspects of gmat math is to have a one-to-one with an expert.
But what if you cannot do that?
Then probably a video tutorial is the next best thing.
We have just developed half an hour video tutorials on GMAT Data Sufficiency & Problem Solving.
GMAT DATA Sufficiency Medium/Hard Questions
HURTADO CLAUDIO TAUGHT COURSE PREPARATION GMAT AND GRE PART MATHEMATICS, IN YOUR HOME, (...)