Alligation or Mixture problems
Currants at Rs. 50 per kg are mixed with currants at Rs. 90 per kg to make a mixture of 17 kg worth Rs. 70 per kg. How many kilograms of each are taken?

None of these
7 kg, 10 kg
8 1 kg of each 2
8 kg, 9 kg

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Alligation or Mixture problems
From the 50 liters of milk, 5 liters of milk is taken out and after it 5 liters of water is added to the rest amount of milk. Again 5 liters of milk and water is drawn out and it was replaced by 5 liters of water. If this process is continued similarly for the third time, the amount of milk left after the third replacement:

42.5L
40.5L
45L
36.45L

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