In what proportion should water and wine at Rs. 22·50 a liter be mixed to reduce the price to Rs. 18 a liter? 4 : 1 1 : 4 3 : 2 2 : 3 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: 1.5 kg 1.25 kg None of these 1 kg TRUE ANSWER : ? YOUR ANSWER : ?
An alloy contains copper and tin in the ratio 3 : 2. If 250 gm of copper is added to this alloy then the copper in it becomes double the quantity of tin in it. What is the amount (in gm) of tin in the alloy? 1000 500 750 250 TRUE ANSWER : ? YOUR ANSWER : ?
In what ratio should two varieties of sugar at Rs.18 per kg and Rs.24 Kg be mixed together to get a mixture whose cost is Rs.20 per kg? 2:1 1:2 3:1 1:3 TRUE ANSWER : ? YOUR ANSWER : ?
In a mixture, the ratio of juice and water is 4 : 3. By adding 6 litre water the ratio of juice and water will be 8 : 7. What is the amount of juice in the original mixture? 48 lit 38 lit 52 lit 96 lit TRUE ANSWER : ? YOUR ANSWER : ?
The ratio of petrol and kerosene in the container is 3:2 when 10 liters of the mixture is taken out and is replaced by the kerosene, the ratio become 2:3. Then total quantity of the mixture in the container is: cannot be determined 45 25 30 TRUE ANSWER : ? YOUR ANSWER : ?
From a container, 6 liters milk was drawn out and was replaced by water. Again 6 liters of mixture was drawn out and was replaced by the water. Thus the quantity of milk and water in the container after these two operations is 9:16. The quantity of mixture is: 15 25 31 16 TRUE ANSWER : ? YOUR ANSWER : ?
A mixture of 20 kg of spirit and water contains 10 % water. How much water must be added to this mixture to raise the percentage of water to 25 %? 30 kg 4 kg 5 kg 8 kg TRUE ANSWER : ? YOUR ANSWER : ?
640 ml of a mixture contains milk and water in ratio 6:2. How much of the water is to be added to get a new mixture containing half milk and half water? 320 ml 330 ml 360 ml 310 ml 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? 45 35 40 44 TRUE ANSWER : ? YOUR ANSWER : ?