Question
Kopra Reservoir, declared as Chhattisgarh’s first
Ramsar site, is located in which district?ÂSolution
Kopra Reservoir, located in Bilaspur district, was declared Chhattisgarh’s first Ramsar site on December 12, 2025. The wetland is crucial for irrigation, drinking water, biodiversity conservation, and migratory bird habitats. Â
- An alloy consists of 38% aluminum, 32% copper, and 30% zinc. How much aluminum should be added to 60 kg of the alloy so that the new alloy contains 50% alu...
In a blend of 183 liters consisting of juice and honey, the quantity of juice exceeds that of honey by 69 liters. When two-third of the mixture is subst...
In a mixture of milk and water, the amount of milk is 37 ml greater than the amount of water. After 75% of the mixture is removed and 10.75 ml of milk i...
A trader combines 12 kg of sugar at Rs. 3 per kg with 3 kg at Rs. 15 per kg. What is the cost price (in Rs.) of the mixture per kg?
- Metal mixture ‘P’ consists of iron and nickel in a 4:3 ratio, and metal mixture ‘Q’ contains only nickel and chromium in a 1:2 ratio. If 35 grams o...
 A vessel contains 500 liters of diesel and kerosene in the ratio 6:4. If x liters of diesel and 2x liters of kerosene are added, both become equal in ...
A 40 L mixture contains milk and water in the ratio 5:3. How many litres of the mixture should be removed and replaced with water so that the new mixtur...
350 litres of mixture ‘A’ contains milk and water in it. If mixture ‘A’ is mixed with 700 litres of mixture ‘B’ which contains water and sa...
In a container containing 120 liters of pure petrol, 40 liters of petrol are drawn and replaced with the same quantity of diesel. This process is repeat...
- The ratio of milk to water is 1:2. When 1 litre of milk and 1 litre of water are added, the new ratio becomes 2:3. Find the initial quantity of the mixture...
