Legumes have a symbiotic relationship with nitrogen-fixing bacteria (Rhizobium) present in their root nodules . These bacteria convert atmospheric nitrogen into a usable form, enriching the soil with nitrogen and benefiting the plant.
An alloy of copper and tin contains 60% of copper. If 10 kg of more tin is added to the alloy, the copper content gets reduced to 50%. Find the quantity...
A container has only two types (P and Q) of oil in the ratio 3:2 respectively. When 90 litre of oil Q is added to the containerthe quantity of oil P bec...
2 Kg of sugar at Rs 24 per Kg is mixed with 3 Kg of 2nd type of sugar to get a mixture costing Rs 40 per Kg. Find the price of the costlier sugar.
A mixture of milk and water measures 60 litres. It contains 10% water. How much water should be added to it, so that the water may be 25%?
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...
A seller started with a mixture of 'l' liters containing 70% juice (and lemon). After selling 100 liters of the mixture, the seller added 40 liters of s...
Two bottles namely P and Q contained pure milk and pure water in the quantity of (a+135) litre and (a-10) litre respectively. If 40% and 36% from bottle...
Bowl 'P' initially holds 'a' liters of pure petrol. First, 25% of the petrol is removed and replaced with an equal amount of diesel. Subsequently, 40 li...
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...
36 liters of milk were kept in a container. 1.8 liters were removed and replaced with water. This procedure was performed one more time. How much milk d...
