Alligation or Mixture problems
Tea worth Rs. 126 per kg and Rs. 135 per kg are mixed with a third variety in the ratio 1 : 1 : 2. If the mixture is worth Rs. 153 per kg, the price of the third variety per kg will be:

Rs. 169.50
Rs. 180
Rs. 175.50
Rs. 170

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Alligation or Mixture problems
A shopkeeper has 50 kgs of rice. He sells a part of it at 20% profit and the rest at 40% profit. If he gains 25% on the whole, find the quantity of each part.

23.5 kgs and 21.5 kgs
21.5 kgs and 23.5 kgs
12.5 kgs and 37.5 kgs
37.5 kgs and 12.5 kgs

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Alligation or Mixture problems
The milk and water in two vessels are in the ratio of 3 : 1 and 7 : 11 respectively. In what ratio should the liquid in both the vessels be mixed to obtaina new mixture containing half milk and half water?

1 : 1
5 : 7
4 : 7
4 : 9

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