Vijendra walks to his south-east side for 10 km. From there he turns 90 degree anti-clockwise and walks 10km and then he again turns 90 degree clockwise and travels 10 km. In which direction is he from his original position?
If '+' stands for '÷', '' stands for '=', 'x' stands for '+', '÷'stands for greater than, '=' stands for less than, '>' stands for multiplication and '<' stands for subtraction, then which of the following alternatives is correct?
In a certain code language, '-' represents '+', '+' represents 'x', 'x' represents '÷' and '÷' represents '-'. Find out the answer to the following question.