Five friends Abdullah, Badal, Rohit, Daulat, and Tahir have shops in the same market. Tahir's shop is 10 m to the south-east of Badal's shop, which is 8 m to the west of Daulat's shop. Rohit's shop is 6 m to the north of Daulat's shop, which is also to the north of Tahir's shop. Abdullah's shop is 6 m to the north of Badal's shop. What is the distance between Rohit's and Abdullah's shops?

Two students, P (facing north) and Q (facing south), received the following commands from their physical trainer: Right Turn, About Turn, Left Turn, Right Turn. Which directions would P and Q face respectively at the end?

Sohan walks 10 km East. Then he turns right and walks 15 km. Then he turns right again and walks 10 km. Finally, he turns left and walks 20 km. In which direction and how far (in km) is he now from his original starting point?