how many kg of salt at 42paise per kg mixed with another 25kg of salt at 24 paise per kg so that on selling the mixture at 40 paise per kg to gain 25%

mixture alligation

  • Amit
  • 03 अक्तूबर
  • 13534 दृश्य
  • 1 उत्तर
Your Answer

let x kg be the amount of salt... 
cost price = 42x+24*25 
selling price = 40(x+25) 
profit = 25% 
so 
(SP - CP)/CP = 25% 

=> 40x + 1000 - 42x - 600 = .25 
on solving we get 
x = 20kg

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