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A total amount of Rs. 1200 is divided among 120 students. Each boy gets Rs. 8 and each girl gets Rs. 11. What is the number of boys?
A mixture contains ‘X’ liters of milk and 20 liters of water and the price of the mixture is Rs. 25 per liter. If the price of pure milk is Rs. 30 per liter, what is the value of ‘X’?
A man buys 2 different articles for Rs. 15,600. He sells one at 4% profit and the other at 20% profit. If he earns an overall profit of 12%, at what price did he buy the one that he sold at 20% profit?
How many kilograms of rice costing Rs. 30/kg should be mixed with 40 kg of rice costing Rs. 45/kg, so that there will be a profit of 25% on selling the mixture at Rs. 50/kg?
In a mixture, the ratio of milk to water is 3 : 2. If the quantity of milk is 17 liters more than the quantity of water, what is the total quantity of the mixture?
A 560 liters mixture of milk and water contains 20% water. How many liters of water should be added so that the resultant mixture will have 70% milk?
How much tea, costing Rs. 400 per kg, should be added to 150 kg of tea costing Rs. 100 per kg so that the mixture be worth Rs. 150 per kg?
There are two mixtures A and B of milk and water. The ratio of water to milk in Mixture A is 5 : 3 and the ratio of milk to water in Mixture B is 3 : 1. If 200 liters of both the mixtures are mixed, what is the percentage of water in the resultant mixture?
Shree bought 200 articles at the same price. He sold some of them at a 20% loss and the rest at a 40% loss. If he incurred a loss of 25%, how many articles did he sell at a 40% loss?
In a mixture, the ratio of wine to water is 3 : 1. X% of the mixture is replaced with water. If the resultant mixture has 50% water, what is the value of X?
In Mixture A, the ratio of copper to silver is 5 : 11. In Mixture B, the ratio of copper to silver is 9 : 7. Both the mixtures are mixed together and the ratio of copper to silver in the resultant mixture becomes 7 : 9. What is the ratio of the quantity of Mixture A to that of Mixture B in the resultant mixture?
Vivek deposited Rs. 6,000 at 10% p.a. simple interest for 2 years and Rs. X at 20% p.a. simple interest for 2 years. If his overall interest is 25% of the overall amount, what is the value of X?
80 grams of an alloy of gold and silver contains 75% gold (by weight). How much gold should be mixed with the alloy so that there will be 80% gold in the resultant mixture?
200 liters of a mixture contains 20% water and the rest is milk. How many liters of milk should be added to the mixture, so that the resultant mixture will have 90% milk?
A man buys 2 different articles for Rs. 4,800. He sells one at 10% loss and the other at 10% gain. If in the whole process he neither gained nor lost, at what price did he sell the one that he sold at profit?
320 videos195 docs244 tests

320 videos195 docs244 tests
