In what ratio must a grocer mix two varieties of tea worth Rs. 60 a kg and Rs. 65 a kg so that by selling the mixture at Rs. 68.20 a kg he may gain 10%?

  • 13 : 2
  • 23 : 4
  • 33 : 5
  • 44 : 5
Answer:- 1
Explanation:-

Solution:
Alligation mcq solution image

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