A railway company makes the profit of €1976 on every business class ticket and loses €197 on every economy class ticket. The company sold 4911 tickets of business class and 34707 tickets of economy class in the month of May. Find the total profit or loss made by the company in May.
A ship is sailing in the South direction. If it changes its direction towards the North-East on moving anticlockwise from its present position then by what angle will it turn?