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? 3 : 7 7 : 5 7 : 3 5 : 7 TRUE ANSWER : ? YOUR ANSWER : ?
A vessel is filled with liquid, 3 parts of which are water and 5 parts of syrup. How much of the mixture must be drawn off and replaced with water so that the mixture may be half water and half syrup? 1/3 1/5 1/4 1/7 TRUE ANSWER : ? YOUR ANSWER : ?
In the 75 litres of mixture of milk and water, the ratio of milk and water is 4:1. The quantity of water required to make the ratio of milk and water 3:1 is 5 litres 4 litres 1 litre 3 litres TRUE ANSWER : ? YOUR ANSWER : ?
A can contains a mixture of two liquids A and B is the ratio 7 : 5. When 9 litres of mixture are drawn off and the can is filled with B, the ratio of A and B becomes 7 : 9. How many litres of liquid A was contained by the can initially? 25 21 20 10 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: 1.25 kg 1.5 kg None of these 1 kg TRUE ANSWER : ? YOUR ANSWER : ?
Tea worth Rs. 126 per kg and Rs. 135 per kg are mixed with a third variety in the ratio 1 : 1 : 2. If the mixture is worth Rs. 153 per kg, the price of the third variety per kg will be: Rs. 180 Rs. 169.50 Rs. 170 Rs. 175.50 TRUE ANSWER : ? YOUR ANSWER : ?
How many liters of oil at Rs.40 per liter should be mixed with 240 liters of a second variety of oil at Rs.60 per liter so as to get a maximum whose cost is Rs.52 per liter? 110 160 180 120 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? 42 litres 32 litres 18 litres 24 litres TRUE ANSWER : ? YOUR ANSWER : ?
Kantilal mixes 80 kg of sugar worth of Rs. 6·75 per kg with 120 kg worth of Rs. 8 per kg. At what rate shall he sell the mixture to gain 20 %? Rs. 8·20 Rs. 8·85 Rs. 9 Rs. 7·50 TRUE ANSWER : ? YOUR ANSWER : ?
There are two mixtures of honey and water in which the ratio of honey and water are as 1:3 and 3:1 respectively. Two litres are drawn from first mixture and 3 litres from second mixture, are mixed to form another mixture. What is the ratio of honey and water in it? 11:9 None 111:108 103:72 TRUE ANSWER : ? YOUR ANSWER : ?