ALLIGATION OR MIXTURE PROBLEMS QUIZ

From a vessel filled with alcohol 1/5 of its contents is removed and the vessel is then filled up with water. If this be done 5 times in succession, what proportion of the alcohol originally contained in the vessel will have been removed from it?

2101 3125

1024 2101

1024 3125

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

8 litres are drawn from a cask full of wine and is then filled with water. This operation is performed three more times. The ratio of the quantity of wine now left in cask to that of the water is 16 : 65. How much wine the cask hold originally?

24 litres

32 litres

42 litres

18 litres

TRUE ANSWER : ?
YOUR ANSWER : ?

The average age of 6 members of a family is 20 years. If the age of the servant is included, then the average age increase by 25%. What is the age (in years) of the servant?

55

35

50

30

TRUE ANSWER : ?
YOUR ANSWER : ?

Two bottles contain acid and water in the ratio 2 : 3 and 1 : 2 respectively. These are mixed in the ratio 1 : 3. What is the ratio of acid and water in the new mixture ?

7:13

1:3

23:37

11:57

TRUE ANSWER : ?
YOUR ANSWER : ?

In a pot, there is a mixture of milk and water in the ratio 4 : 5. If it is filled with an additional 8 litres of milk, the pot would be full and ratio of milk and water would become 6 : 5. Find the capacity of the pot?

22 lit

44 lit

33 lit

11 lit

TRUE ANSWER : ?
YOUR ANSWER : ?

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?

5 : 7

4 : 9

4 : 7

1 : 1

TRUE ANSWER : ?
YOUR ANSWER : ?

The amount of water (in ml) that should be added to reduce 9 ml lotion, containing 50% alcohol, to a lotion containing 30% alcohol is?

9 ml

6 ml

15 ml

11 ml

TRUE ANSWER : ?
YOUR ANSWER : ?

A mixture contains 25% milk and rest water. What percent of this mixture must taken out and replaced with milk so that in mixture milk and water may become equal.

31%

31.8%

29.85%

33.33%

TRUE ANSWER : ?
YOUR ANSWER : ?

In what proportion water must be added to spirit to gain 20% by selling it at the cost price?

1:6

1:7

1:8

1:5

TRUE ANSWER : ?
YOUR ANSWER : ?

The cost of Type 1 rice is Rs. 15 per kg and Type 2 rice is Rs.20 per kg. If both Type 1 and Type 2 are mixed in the ratio of 2 : 3, then the price per kg of the mixed variety of rice is

Rs. 19

Rs. 19.50

Rs. 18.50

Rs. 18

TRUE ANSWER : ?
YOUR ANSWER : ?

↑