50 ml rum is added to a cocktail containing whiskey and brandy in the ratio 3 ∶ 2. Now, 70 ml of mixture is taken out and 15 ml of rum is added. What is the percentage of whiskey in the final mixture, if the quantity of the cocktail was 300 ml?
1
52%
2
55%
3
35%
4
39%
5
49%