Some workers are painting a hall with length, breadth and height of 50 m, 35 m and 6 m respectively. If they can paint 10 m2 area from one liter of paint, find the amount of paint required to paint the walls and ceiling of hall.
Tharushi can complete some work in 24 days, while Hansi can complete the same work in 12 days. They started the work together, and when the work was half complete, Hansi fell ill and Tharushi had to finish the remaining work. How long did it take to complete the work?
6 teams compete in a track competition. If there are 23 events in the competition, no event ends in a tie, and no team wins more than 4 events, what is the minimum possible number of teams that won at least one event?