There are four persons $P, Q, R$ and $T$. $Q$ is to the south-west of $P$; $R$ is to the east of $Q$ and south-east of $P$,and $T$ is to the north of $R$ in line with $QP$. In which direction of $P$ is $T$ located?

$A$ child is looking for his father. He went $90 \, m$ in the east before turning to his right. He went $20 \, m$ before turning to his right again to look for his father at his uncle's place $30 \, m$ from this point. His father was not there. From there,he went $100 \, m$ to his north before meeting his father in a street. How far did the son meet his father from the starting point? (in $m$)

Starting from a point $P,$ Sachin walked $20 \,m$ towards South. He turned left and walked $30 \,m.$ He then turned left and walked $20 \,m.$ He again turned left and walked $40 \,m$ and reached a point $Q.$ How far and in which direction is the point $Q$ from the point $P$?

Rasik walks $20 \, m$ North. Then he turns right and walks $30 \, m$. Then he turns right and walks $35 \, m$. Then he turns left and walks $15 \, m$. Then he again turns left and walks $15 \, m$. In which direction and how many metres away is he from his original position?

$A$ direction pole was situated on the crossing. Due to an accident,the pole turned in such a manner that the pointer which was showing East,started showing South. $A$ traveller went in the wrong direction,thinking it to be West. In what direction was he actually travelling?

Kishore walks $10 \,km$ towards north. Then he walks $6 \,km$ towards south. Then he walks $3 \,km$ towards east. How far and in which direction is he with reference to his starting point?