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Philip Short explores the depth and the personality of its enigmatic and ruthless leader and demolishes many of our preconceptions about Putin's Russia.
The difference between the interior and exterior angles of a vertex of a regular polygon is 140°. The number of sides of the polygon is
A shopkeeper can make a profit of 30% by selling an article for Rs. 390. If he wants to make a profit of 50% even after allowing a discount of 25%, then...
In a container, the ratio of milk to water is 9:7. If 32 litres of water is added, the quantities of milk and water become equal. What is the total quan...
P can do a piece of work in 20 days, Q can do the same piece of work in 24 days while R can do it in 30 days. They started working together but after 4 ...