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 6 litres 12 litres 9 litres TRUE ANSWER : ? YOUR ANSWER : ?
How many liters of oil at Rs. 40 per liter should be mixed with 240 liters of the second variety of oil at Rs.60 per liter so as to get a maximum whose cost is Rs.52 per liter? 140 liters 170 liters 160 liters 150 liters 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 : ?
A container of 90 liters with two liquids A and B, 60% of liquid A and 30% of liquid B are taken out of the vessel. This leaves the container 40% empty. Find the initial quantity of both liquids. 54 litres 60 litres 57 litres 50 litres TRUE ANSWER : ? YOUR ANSWER : ?
A bucket contains a mixture of two liquids A and B in the proportion 7: 5. If 9 litres of the mixture is replaced by 9 litres of liquid B, then the ratio of the two liquid becomes 7: 9. How much of the liquid A was there in the bucket? 23 litres 18 litres 15 litres 21 litres TRUE ANSWER : ? YOUR ANSWER : ?
Two vessels A and B contains milk and water mixed in the ratio 5 : 3 and 2 : 3. When these mixtures are mixed to form a new mixture containing half milk and half water, they must be taken in the ratio ? 7 : 3 3 : 5 4 : 5 2 : 5 TRUE ANSWER : ? YOUR ANSWER : ?
A grocer buys two kind of rice at Rs. 1·80 and Rs. 1·20 per kg respectively. In what proportion should these be mixed, so that by selling the mixture at Rs. 1·75 per kg, 25 % may be gained? 3 : 4 3 : 2 2 : 1 1 : 2 TRUE ANSWER : ? YOUR ANSWER : ?
A man has whisky worth Rs. 22 a liter and another lot worth Rs. 18 a liter. Equal quantities of these are mixed with water to obtain a mixture of 50 liters worth Rs. 16 a liter. Find how much water the mixture contains? 5 litre 10 litre 15 litre 20 litre TRUE ANSWER : ? YOUR ANSWER : ?
2/3 of a milk-water mixture was milk. There was 21 lit of the mixture. If 4 lit of water is added to it, the % of milk in the new mixture will be: 11 14 44 56 TRUE ANSWER : ? YOUR ANSWER : ?
From container A containing 54 liter of mixture of milk and water in ratio of 8 : 1 , 18 liter of the mixture is taken out and poured into container B in which ratio of milk to water is 3 : 1. If difference between total milk and total water in container B is 30 liter then find the quantity of initial mixture in container B. 36 Liter 30 Liter 28 Liter 32 Liter TRUE ANSWER : ? YOUR ANSWER : ?