Prepare for the GMAT Focus Edition
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Prepare for the GMAT Focus Edition

About the Focus Edition The GMAT focus edition is a concise and compact version of the earlier GMAT classic edition. It has 3 sections – Quantitative Reasoning, Verbal Reasoning and the Data Insights (no essay!). It is roughly a 2 hours 15 min test and scored from 205 to 805. The test structure is as…

How to solve Removal and replacement questions
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How to solve Removal and replacement questions

We often get questions involving  removal and replacement of mixtures where a part of a mixture is removed and replaced by some other solution. Say, a vessel contains different constituents in some given ratio. A fraction of the solution is removed and some quantity of some constituent is added to the solution. This process is…