A milk merchant buys 50 litres of milk at the rate of Rs 40 per litre and mixes 5 litres of water in it. If he sells this mixture at the rate of Rs 42 per litre, then what is the profit percentage for the dealer? 14.4 15.5 17.2 16.6 TRUE ANSWER : ? YOUR ANSWER : ?
Two solution of 90% and 97% purity and mixed resulting in 21 liters of mixture of 94% purity. How much is the quantity of the first solution in the resulting mixture? 15 litres 9 litres 6 litres 12 litres TRUE ANSWER : ? YOUR ANSWER : ?
From a container of wine, a thief has stolen 15 liters of wine and replaced it with same quantity of water.He again repeated the same process. Thus in three attempts the ratio of wine and water became 343:169. The initial amount of wine in the container was: 100 liters 150 liters 120 liters 75 liters TRUE ANSWER : ? YOUR ANSWER : ?
Two vessels A and B contain milk and water in the ratio 7 : 5 and 17 : 7 respectively. In what ratio mixtures from two vessels should be mixed to get a new mixture containing milk and water in the ratio 5 : 3? 2 : 1 3 : 2 2 : 3 1 : 2 TRUE ANSWER : ? YOUR ANSWER : ?
A cask full of wine from which 8 litres are drawn and is then filled with water. This operation is performed three more times. The ratio of quantity of wine left in the cask to that of the water is 16: 81. How much wine did the cask hold originally? 32 litres 24 litres 42 litres 18 litres TRUE ANSWER : ? YOUR ANSWER : ?
3 glasses of capacity 2 liters, 5 liters and 9 liters contain mixture of milk and water with milk concentrations 90 %, 80 % and 70 % respectively. The contents of 3 glasses are emptied into a large vessel. Find the milk concentration and ratio of milk to water in the resultant mixture ? 39 : 121 121 : 39 49 : 131 131 : 49 TRUE ANSWER : ? YOUR ANSWER : ?
4 kg of a metal contains 1/5 copper and rest in Zinc. Another 5 kg of metal contains 1/6 copper and rest in Zinc.The ratio of Copper and Zinc into the mixture of these two metals: 49 : 221 None of these 94:181 39:231 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? 70 55 110 220 TRUE ANSWER : ? YOUR ANSWER : ?
A person has two solutions of sugar with 30% and 50% concentration respectively. In what proportion should he mix two solutions to get 45% concentration in the resulting mixture? 2 : 3 3 : 2 3 : 1 1 : 3 TRUE ANSWER : ? YOUR ANSWER : ?
A container contains 50 litres of milk. From that 8 litres of milk was taken out and replaced by water. This process was repeated further two times. How much milk is now contained by the container? 29.63 litres 24.52 litres 28.21 litres 25.14 litres TRUE ANSWER : ? YOUR ANSWER : ?