If the number 1 on the clock is replaced by the letter M, the number 2 is replaced by N and so on, then when the time is 21:00 p.m. the hour hand will be at ____ letter
A woman walks 3 km North, then turns West and walks 4 km, then turns South and walks 7 km, then turns to her left and walks 4 km. Where is she now with reference to her starting position?