$Q$ walked $20 \, m$ towards West,took a left turn and walked $20 \, m$. He then took a right turn and walked $20 \, m$ and again took a right turn and walked $20 \, m$. How far is $Q$ now from the starting point? (in $m$)

The post office is to the east of the school,while my house is to the south of the school. The market is to the north of the post office. If the distance of the market from the post office is equal to the distance of my house from the school,in which direction is the market with respect to my school?

$R$ is to the West of $P$. $T$ is to the East of $S$. $P$ is to the North of $S$. $T$ is in which direction with reference to $R$?

Ravi walked $2 \, km$ west of his house and then turned south,covering $4 \, km$. Finally,he moved $3 \, km$ towards east and then again $1 \, km$ west. How far is he from his initial position (in $, km$)?

$I$ am facing east. $I$ turn $100^{\circ}$ in the clockwise direction and then $145^{\circ}$ in the anticlockwise direction. Which direction am $I$ facing now?

Binoj's school bus is facing north when it reaches his school. After starting from Binoj's house,it turns right twice and then left before reaching the school. What direction was the bus facing when it left the bus stop in front of Binoj's house?