Manhattan GMAT

The only book published by a major test prep company dedicated to explaining quantitative practice problems in the 2015 and 13th Editions Official Guide for GMAT Review, the Official Guide Companion is an essential tool for test-takers of all ability levels.

This book is designed to be use...

The only book that offers clear and simple explanations to the Sentence Correction practice problems in the Official Guide for GMAT Review (2015 & 13th Ed.), the Official Guide Companion for Sentence Correction is a must-have for students who are looking to improve their performance on the GM...