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Question
Two casks contain mixtures of petrol (P) and kerosene (K). in the first cask P:K=7:3 and in the second cask P:K= 3:1. in what ratio should the mixtures from the two casks be taken to give a mixture in which P:K is 11:4?
Options:
A .  2:3         
B .  2:2
C .  1:2
D .  1:3
E .  B at 1pm
Answer: Option B
:
B
Using alligation, we can directly solve this question
Take either petrol or kerosene.
Petrol in cask 1 =710
Petrol in cask 2 =34
Petrol in mixture =1115
Two Casks Contain Mixtures Of Petrol (P) And Kerosene (K). I...
Ratio to take the mixture =160:130=1:2

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