Question
Which country has launched the first fleet of hydrogen
powered passengers trains?Solution
The country has developed the first fleet of hydrogen powered passenger trains which has replaced 15 diesel engine trains.
Fresh watermelon contains 60% water. Dry watermelon contains 30% water. From 1 Quintals fresh Watermelon, approximately how many kgs of Dry Watermelon c...
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A 120 litres solution of alcohol and water contains 30% alcohol. When Q litres of alcohol and (Q - 4) litres of water are added to the solution, the qua...
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A vessel contains 120 liters of a mixture in which oil and water are in the ratio 2:3. If 40 liters of this mixture are taken out and 'x' liters of oil ...
A container holds 80 litres of a solution which has milk and water in the ratio 3:2. 40 litres of this solution is taken out, and then 10 litres of wate...
A mixture of milk and water contains 40% water. On adding 15 litres of water, the quantity of milk becomes 20% more than that of water. Find the initial...
