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The Modern Periodic Table consists of 7 horizontal rows known as periods. Each period corresponds to a new principal energy level which holds the elements placed according to their increasing atomic number.
Quantity of water in a 360 litres mixture (alcohol + water) is 20 litres less than the quantity of alcohol in it. Find the quantity of water to be mixed...
In a container, there are 120 liters of a mixture comprising Soda and water in a ratio of 5:3, respectively. If 'y' liters of the mixture are withdrawn ...
A mixture contains 416 ml of milk and water in a ratio of 8:5. If the mixture is augmented by adding 144 ml of milk and 160 ml of water, what will be th...
A mixture consists of milk and water in a ratio of 5:3. When 160 ml of this mixture is removed and replaced with 60 ml of water, the quantity of milk be...
A mixture (alcohol and water) contains 30% alcohol and rest 140 litres water. How much alcohol should be added to the mixture to make the ratio of alcoh...
190 ml of mixture contains milk and water in the ratio of 10:x respectively. If 30 ml of water and 40 ml of milk is added into it then ratio of milk to ...
A barrel has 4L and 500 mL of acid. In how many containers, each of capacity 25 mL, can be filled?
520 ml of mixture contains milk and water in the ratio of 8:5 respectively. If 120 ml of milk and 160 ml of water is added into it then ratio of milk to...