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The State Bank of India has launched the ‘Nation First Transit Card’ to facilitate the seamless and convenient customer commuting experience and ensure easy digital ticketing fare payments in metro, buses, water ferries, parking, etc., through a single card. In addition, individuals can also use this card for making retail and e-commerce payments.
A boat goes 52 km in upstream in 4 hours and takes 3 hours to complete a distance of 15 km in downstream. Find the speed of boat in still water.
A man can row at 3 kmph in still water. If the velocity of current is 2 kmph and it takes him 6 hour to row to a place and come back, how far is the place?