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Quant: Ratio, Proportion, and Variation on GMAT

Here is a set of free short videos for stepwise preparation of Ratio, Proportion, and Variation on GMAT. For a more detailed treatment of the topic, you may want to opt for our GMAT online course or our GMAT test series of 15 mock tests.

A Key Concept on Proportion

the Concept of "Variation" or "Proportionality"


Covered by…