20 JULY 2021 CURRENT AFFAIRS QUIZ

A shopkeeper buys 26 liter of milk @ Rs. 16 per liter. He also buys from another source an inferior quality of milk @ Rs. 10 per liter. How much quantity of the later should he buy to mix it with the former so that he can sell the mixture @ Rs. 14 per liter without making any loss?

12 liter

14 liter

16 liter

13 liter

TRUE ANSWER : ?
YOUR ANSWER : ?

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?

None of these

1024 2101

2101 3125

1024 3125

TRUE ANSWER : ?
YOUR ANSWER : ?

A mixture is composed of 11 parts of pure milk and 2 parts of water. If 35 litres of water were added to the mixture then the new mixture will contain twice as much pure milk as water, then how many litres of pure milk does the original mixture contain?

110

220

55

70

TRUE ANSWER : ?
YOUR ANSWER : ?

A vessel is filled with liquid, 3 parts of which are water and 5 parts syrup. How much of the mixture must be drawn off and replaced with water so that the mixture may be half water and half syrup?

1 5

1 7

1 3

1 4

TRUE ANSWER : ?
YOUR ANSWER : ?

A container contains 120 lit of Diesel. From this container, 12 lit of Diesel was taken out and replaced by kerosene. This process was further repeated for two times. How much diesel is now there in the container?

88.01 lit

87.51 lit

87.62 lit

87.48 lit

TRUE ANSWER : ?
YOUR ANSWER : ?

In a mixture of 35 litres, the ratio of milk and water is 4:1. If 7 litres of water is added to the mixture, the ratio of milk and water of the new mixture will be

5:4

1:2

4:5

2:1

TRUE ANSWER : ?
YOUR ANSWER : ?

In a mixture of 60 litres, 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 Litres

60 Litres

77 Litres

56 Litres

TRUE ANSWER : ?
YOUR ANSWER : ?

In a mixture of milk and water the proportion of water by weight was 75%. If in 60 gm of mixture 15 gm water was added, what would be the percentage of water? (Weight in gm)

75%

62%

70%

80%

TRUE ANSWER : ?
YOUR ANSWER : ?

If a man buys 1 lt of milk for Rs.12 and mixes it with 20% water and sells it for Rs.15, then what is the percentage of gain?

19%

17%

30%

25%

TRUE ANSWER : ?
YOUR ANSWER : ?

A petrol pump owner mixed leaded and unleaded petrol in such a way that the mixture contains 10 % unleaded petrol. What quantity of leaded petrol should be added to 1 liter mixtures, so that the percentage of unleaded petrol becomes 5 %?

900 ml

1900 ml

1000 ml

1800 ml

TRUE ANSWER : ?
YOUR ANSWER : ?

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