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Paytm payment bank was the recent one to launch FASTag. ICICI had already launched this service long time ago. It uses Radio Frequency Identification technology to enable automatic electronic payment of toll charges at toll plazas
A jar contains a mixture of milk and water in the ratio 1:3, respectively. If 7-litres of the mixture is taken out, then the quantity of water left in t...
A 400 ml mixture consists of 30% alcohol. Find how much alcohol must be added so that alcohol makes up 50% of the new mixture.
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%?
A 456 ml mixture consists of milk and water in a 12:7 ratio. If 'x + 22' ml of milk and 'x - 18' ml of water are added, the new ratio of milk to water b...
In a mixture of milk & water, 82 litres water is mixed due to which ratio changes from 3 : 4 to 1 : 2. Find initial quantity of mixture. (in litres)
A container contains 40 liters of a mixture of milk and water in the ratio 3:1. How much water should be added to make the ratio 3:2?
A 210 litres mixture contains only water and phenyl in the ratio 3:4, respectively. If 70 litres of this mixture is replaced with 25 litres of alcohol, ...
150 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 164-liter mixture consists of milk and water in a ratio of 17:24. The milkman sells 82 liters of this mixture and then adds 123 liters of water to the...