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SSC CGL Quiz on Mixture and Alligation

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Question 1

In an alloy, the ratio of copper and zinc is 5 : 2. If 1.250 kg of zinc is mixed in 17 kg 500g of alloy, then the new ratio of copper and zinc will be

Question 2

The ratio of milk to water in a mixture is 5:1. 5 L of water is added to mixture and ratio becomes 5:2. Find the quantity of milk in the initial mixture.

Question 3

A certain quantity of rice bought at Rs 40 per kg was mixed with 20 kg rice of other variety bought at Rs 60 per kg. The mixture was sold at Rs 58 per kg and a profit of 20% was earned. What quantity of rice at Rs 40 per kg was mixed?

Question 4

In what ratio three kinds of rice costing 1.45 rs per kg, 1.54 rs per kg and 1.70 rs per kg must be mixed so that the average cost of the mixture is 1.65 rs per kg?

Question 5

In 330 litres of mixtures of milk and water, water is only 24%. The milkman sold 80 litres of this mixture and then he added 60 litres of pure milk and 26 litres of pure water in the remaining mixture. What is the percentage of water in the final mixture?

Question 6

The percentage of metals in a mine of lead ore is 60%. Now the percentage of silver is (3/4)% of metals and the rest is lead. If the mass of ore extracted from this mine is 8000 kg. then mass (in kg) of lead is:

Question 7

The ratio of the volumes of water and glycerine in 240cc of a mixture is 1 : 3. The quantity of water (in cc) that should be added to the mixture so that the new ratio of the volumes of water and glycerine becomes 2 : 3 is

Question 8

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

Question 9

A milk man has a mixture of milk in which ratio of milk to water is 5 : 3. He sells 40 liters of mixture and then he adds up 15 liters of pure water. Now the ratio of milk and water is 5 : 4. What was the original quantity of mixture?

Question 10

In a container A, ratio of milk and water is 5:3 & in container B, ratio of milk and water is 11:5. If they are mixed in a ratio of 2:3 in another container, find the ratio of milk and water in the new mixture?
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May 17SSC & Railway