Scores
  • GMAT : Apoorva G 750
  • GMAT : Raghu V 700
  • GMAT : Mannik 730
  • GMAT : Arun J : 720
  • GMAT : N Teja : 680
  • GMAT : Kadambari K - 700
  • GMAT : Venkataraman Rajraman 760
  • GMAT : Darshan 730

Math tip #18 (Updated On Tuesday, September 10, 2013)

Alligations 
When different quantities of same or different ingredients of different values are mixed together to produce a mixture of a mean value, use alligation.
Rule of alligation
 
{ Quantity of cheaper ingredient/ Quantity of Dearer ingredient } =
{ (cost price of deaer ingredient- mean price)/(mean price-cost price of cheaper ingredient) }


 

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