A mixture of 150 liters of wine and water contains 20% water. How much more water should be added so that water becomes 25% of the new mixture? 10 liters 40 liters 30 liters 20 liters TRUE ANSWER : ? YOUR ANSWER : ?
The cost of Type 1 rice is Rs. 15 per kg and Type 2 rice is Rs.20 per kg. If both Type 1 and Type 2 are mixed in the ratio of 2 : 3, then the price per kg of the mixed variety of rice is Rs. 18.50 Rs. 19.50 Rs. 19 Rs. 18 TRUE ANSWER : ? YOUR ANSWER : ?
In what ratio must a grocer mix two varieties of pulses costing Rs. 15 and Rs. 20 per kg respectively so as to get a mixture worth Rs. 16.50 kg? 7 : 3 7 : 5 5 : 7 3 : 7 TRUE ANSWER : ? YOUR ANSWER : ?
From the 50 liters of milk, 5 liters of milk is taken out and after it 5 liters of water is added to the rest amount of milk. Again 5 liters of milk and water is drawn out and it was replaced by 5 liters of water. If this process is continued similarly for the third time, the amount of milk left after the third replacement: 36.45L 45L 42.5L 40.5L TRUE ANSWER : ? YOUR ANSWER : ?
Jar A has 36 litres of mixture of milk and water in the respective ratio of 5 : 4. Jar B which had 20 litres of mixture of milk and water, was emptied into jar A, and as a result in jar A, the respective ratio of milk and water becomes 5: 3. What was the quantity of water in jar B? 3 lit 5 lit 8 lit 2 lit TRUE ANSWER : ? YOUR ANSWER : ?
An alloy contains gold and silver in the ratio 5 : 8 and another alloy contains gold and silver in the ratio 5 : 3. If equal amount of both the alloys are melted together, then the ratio of gold and silver in the resulting alloy is? 103/113 113/108 108/115 105/103 TRUE ANSWER : ? YOUR ANSWER : ?
From a tank of petrol, which contains 200 litres of petrol, the seller replaces each time with kerosene when he sells 40 litres of petrol(or its mixture). Everytime he sells out only 40 litres of petrol(pure or impure). After replacing the petrol with kerosen 4th time, the total amount of kerosene in the mixture is 118.08L 96L None of these 81.92L TRUE ANSWER : ? YOUR ANSWER : ?
A jar contains a blend of a fruit juice and water in the ratio 5 : x. When 1 litre of water is added to 4 litres of the blend the ratio of fruit juice to water becomes 1 : 1. What is the value of x? 4 3 1 2 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) 62% 70% 75% 80% 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? 40 45 44 35 TRUE ANSWER : ? YOUR ANSWER : ?