Rahul leaves his home and walks 5 km towards east, turns in the south-east direction and walks for 10km, then he turns north-east and moves 10 km. Again, he moves towards the north for 10km. In which direction is he now from starting point?
In a certain code language, 'x' represents '+', '÷' represents 'x', '' represents '÷' and '+' represents ''. Find out the answer to the following question.