In a mixture of 240 lt. water is 20% and rest is Milk. What quantity of mixture should be taken out and replaced with water so that water becomes 40%? 55 lit 50 lit 60 lit 45 lit TRUE ANSWER : ? YOUR ANSWER : ?
In what ratio sugar of Rs 38 per kg and Rs 30 per kg be mixed with each other so that on selling mixture at Rs 35.2 per kg there will be a profit of 10%? 13 : 7 1 : 3 3 : 7 9 : 4 TRUE ANSWER : ? YOUR ANSWER : ?
If a dairy mixes cow's milk which contains 10% fat with buffalo's milk which contains 20% fat, then the resulting mixture has fat (120/7)% of fat. What ratio was the cow's milk mixed with buffalo's milk? 2 : 5 2 : 1 1 : 5 2 : 3 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: 45L 40.5L 36.45L 42.5L TRUE ANSWER : ? YOUR ANSWER : ?
A can contains a mixture of two liquids A and B in 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? 21 10 25 20 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? 2 : 1 1 : 2 3 : 2 3 : 4 TRUE ANSWER : ? YOUR ANSWER : ?
A person has Rs. 5000. He invests a part of it at 3% per annum and the remainder at 8% per annum simple interest. His total income in 3 years is Rs. 750. Find the sum invested at different rates of interest. Rs. 3000 and Rs. 2000 Rs. 2000 and Rs. 3000 Rs. 2750 and Rs. 2250 Rs. 2500 and Rs. 2500 TRUE ANSWER : ? YOUR ANSWER : ?
In what ratio should tea costing Rs 300/kg be mixed with tea costing Rs 200/kg so that the cost of the mixture is Rs 225/kg? 3 : 1 1 : 3 4 : 1 1 : 4 TRUE ANSWER : ? YOUR ANSWER : ?
Sugar at Rs. 15 per kg is mixed with sugar at Rs. 20 per kg in the ratio 2 : 3. Find the price per kg of the mixture? Rs. 18 Rs. 16 Rs. 17 Rs. 19 TRUE ANSWER : ? YOUR ANSWER : ?
A milk merchant buys 50 litres of milk at the rate of Rs 40 per litre and mixes 5 litres of water in it. If he sells this mixture at the rate of Rs 42 per litre, then what is the profit percentage for the dealer? 16.6 14.4 15.5 17.2 TRUE ANSWER : ? YOUR ANSWER : ?