Starting from his house, Manish moves 25 km towards southeast and then turns to the west and covers another 7 km. How far (in kilometres) is he now from his house?
In a certain code language, '÷' represents '+', '-' represents 'x', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.
In a certain code language, '-' represents '+', '+' represents 'x', 'x' represents '÷' and '÷' represents '-'. Find out the answer to the following question.