In what ratio must a grocer mix two varieties of tea worth ` 60 a kg and ` 65 a kg so that by selling the… · ABC26GN3960
Subject: General Aptitude · Chapter: Alligation or Mixture
In what ratio must a grocer mix two varieties of tea worth ` 60 a kg and ` 65 a kg so that by selling the mixture at ` 68.20 a kg he may gain 10%?
(a)3 : 2
(b)3 : 4
(c)3 : 5
(d)4 : 5
Answer
Answer (as printed): A
Explanation
S.P. of 1 kg of the mixture = ` 68.20, Gain = 10 %. 100 C.P. of 1 kg of the mixture = ` × 68.20 = ` 62. 110 By the rule of alligation, we have : Cost of 1 kg tea of Cost of 1 kg tea of 1st kind 2nd kind ` 60 ` 65 Mean price ` 62 3 2 ∴ Required ratio = 3 : 2.
Explanation as extracted from the printed page; notation may be imperfect.