A control group is essential in experiments to serve as a benchmark, helping researchers to measure the true effect of the independent variable on the experimental group.
The diluted wine contains only 8 liters of wine, and the rest is water. A new mixture whose concentration is 30%, is to be formed by replacing wine. How...
Container A contains 66 liters of mixture of milk and water, mixed in the ratio of 6:5, respectively. 33 liters of mixture is taken out from container A...
Quantity of water in a 300 litres mixture (alcohol + water) is 40 litres less than the quantity of alcohol in it. Find the quantity of water to be mixed...
A man has 20 liters of pure alcohol. To make a 75% profit while selling it at the original cost price of alcohol, how many liters of water should he mix...
90 litres of mixture contains water and milk in the ratio 1:5 respectively. If 24 litres of the mixture is replaced by same quantity of water, then find...
140 litres of a mixture contains 30% milk and rest water. If ‘x’ litres of milk is added into the mixture then quantity of water in the final mixtur...
A 88-litre mixture contains only water and oil in the ratio 6:5, respectively. If 22 litres of the mixture is replaced with the same quantity of oil, th...
A milkman mixed milk and water in an empty container in the ratio 13:8. The quantity of milk mixed was bought by the milkman at the rate of Rs. 33/litre...
A 200 litres mixture of juice and water contains 30% juice. How much water should be added to the mixture to make the quantity of water 80% of the total...
A mixture (acetone and water) contains 40% acetone and rest 96 litres water. How much acetone should be added to the mixture to make the ratio of aceton...
