Mixture and Alligation

1.		One type of liquid contains 25% of acid, the other contains 20% of acid. A can is filled with 6 parts of the first liquid and 4 parts of the second liquid. Find the percentage of acid in the new mixture?

23%

25%

27%

29%

2.		In a container has 8 liters of milk. 2 liters of milk is removed and replaced with water. This process is repeated two times more. What amount of milk is present in the container (in litres)?

5.125

3.875

3.375

4

3.		250 liters of a mixture of milk and water contains in the ratio 3:2. How much water should now be added so that the ratio of milk and water becomes 3:4?

60 liters

75 liters

80 liters

100 liters

4.		In a mixture of 60 liters, the ratio of milk and water is 2 : 1. What amount of water must be added to make the ratio of milk and water as 1 : 2?

42 liters

56 liters

60 liters

77 liters

5.		There are two vessels. In the first vessel, the ratio of copper and aluminium is 1 : 2 and in the 2nd vessel, 1 : 4. In what ratio these two vessel should be mixed to make 3rd vessel in which the ratio of copper and aluminium become 1 : 3?

5:3

3:5

2:5

5:2

6.		From a container of wine, 15 litres of wine is taken and replaced with same quantity of water. This process is repeated two more time and the ratio of wine and water became 343:169. The initial amount of wine in the container was?

125 litres

100 litres

150 litres

120 litres

7.		A dairy man pays Rs 64 per litre of milk. He adds water and sells the mixture at Rs 80 per litre thereby making a profit of 37.5%. Find the ratio of the water to milk in the sold product?

1 : 15

1 : 20

1 : 12

1 : 10

8.		A shopkeeper sells milk which contains 5% water. What quantity of pure milk should be added to 10 liters of milk (containing 5% water) so that proportion of water becomes 4%?

1.5 L

1.8 L

2 L

2.5 L

9.		A 60 litres vessel full of orange juice contains 40% orange pulp. A part of juice is replaced by another juice containing 19% orange pulp and now the percentage of orange pulp is found to be 26%. What quantity of juice is replaced?

26 litres

40 litres

36 litres

24 litres

10.		150 gm of sugar solution has 30% sugar in it. Then the quantity of sugar that should be added to the solution to make the quantity of the sugar 70% in the solution, is?

250 gms

240 gms

200 gms

300 gms