On the Independence Day, Sweets were to be equally distributed amongst 350 children. But on that particular day, 25 children were absent. Thus each child got 5 extra sweets. How many sweet did each child gets.
A boat takes 8 hours to cover a distance while travelling upstream, where as while travelling downstream it takes 6 hours. If the speed of the current is 4kmph, What is the speed of the boat in still water ?