A vessel contains some litres of pure milk. If 25 litre of water is added to the vessel, then ratio between milk and water becomes 12:5, 17 litres of mixture is drawn from the vessel and 10 litre of water is added to the mixture. Find the new ratio between milk and water.

The cost price of 20 articles is the same as the selling price of x articles. If there is 25% gain, then the value of x

A sum of Rs.10600 is divided among P, Q, R in such a way that P gets Rs.1400 more than what Q gets and Q gets Rs.1600 more than what R gets. The ratio of their shares is

If 30% of Aman's income is added to 40% of Raman's income, the answer is 80% of Raman's income. What percentage of Aman's income is Raman's income?

The average age of x and y is 18 years. If z is equal to 9 years the average of x, y and z is -

A man can row with the stream at 9 km/hr. and against the stream at 3 km/hr. His speed in still water is -

20 buckets of water fill a tank when the capacity of each bucket is 14.5 litres. How many buckets will be required to fill the same tank if the capacity of each bucket is 10 litres?

A phone is sold for Rs. 860 at a loss of 20% for how much should it be sold gain 10%?