Plugging in Numbers - I (GMAT/CAT/GRE/SAT) (or Substitution)

This video explains the technique plugging in which is very useful when it comes to GRE, GMAT, SAT and CAT. The simplicity with which you can do a question will definitely keep you looking for more of it. :)

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• #gre
• #gmat
• #cat
• #sat
• #plugging
• #in
• #substitution