8 litres are drawn from a flask containing milk and then filledwith water. The operation is performed 3 more times. Theratio of the quantity of milk left and total solution is 81/625.How much milk the flask initially holds? 20 ltr 30 ltr 10 ltr 40 ltr TRUE ANSWER : ? YOUR ANSWER : ?
A container is full of milk. One-third of milk is taken out of it and replaced by same quantity of water. Then again one-third of the mixture is taken out of it and replaced by the same quantity of water. The process is repeated 4 times. If 16 litres of milk is left in the container at the end of 4th operation, find the capacity of the container. 76 litres 85 litres 82 litres 81 litres TRUE ANSWER : ? YOUR ANSWER : ?
A drum contains 80 litres of ethanol. 20 litres of this liquid is removed and replaced with water. 20 litres of this mixture is again removed and replaced with water. How much water (in litres) is present in this drum now? 35 44 45 40 TRUE ANSWER : ? YOUR ANSWER : ?
A can contains a mixture of 2 liquids A and B in proportion 7 : 5 when 9 liters of mixture are drawn off and the can is filled with B, the proportion of A and B becomes 7 : 9. How many liters of liquid A was contained by the can initially? 25 10 20 21 TRUE ANSWER : ? YOUR ANSWER : ?
In what ratio must a merchant mix two varieties of oils worth Rs. 60/kg and Rs. 65/kg, so that by selling the mixture at Rs. 68.20/kg, he may gain 10%? 3:2 4:3 3:4 2:3 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 water is 16 : 65. How much wine did the cask hold originally? 24 litres 32 litres 18 litres 42 litres TRUE ANSWER : ? YOUR ANSWER : ?
A sum of Rs. 41 was divided among 50 boys and girls. Each boy gets 90 paise and a girl 65 paise. The number of boys is ? 14 34 36 16 TRUE ANSWER : ? YOUR ANSWER : ?
In two types of brass, the ratios of Copper to Zinc are 8:3 and 15:7 respectively. If the two types of brass be melted and mixed in the ratio 5:2 a new type of brass is obtained. The ratio of Copper to Zinc in this new type of brass is 3:2 2:3 3:4 5:2 TRUE ANSWER : ? YOUR ANSWER : ?
In what ratio must a mixture of 20% milk strength be mixed with that of 60% milk strength so as to get a new mixture of 25% milk strength? 9 : 2 7 : 1 5 : 2 4 : 1 TRUE ANSWER : ? YOUR ANSWER : ?
A jar was full with honey. A person used to draw out 20% of the honey from the jar and replaced it with sugar solution. He has repeated the same process 4 times and thus there was only 512 gm of honey left in the jar, the rest part of the jar was filled with the sugar solution. The initial amount of honey in the jar was filled with the sugar solution. The initial amount of honey in the jar was: 1 kg 1.25 kg 1.5 kg None of these TRUE ANSWER : ? YOUR ANSWER : ?