Laxman went $15 \, km$ to the west from my house,then turned left and walked $20 \, km$. He then turned east and walked $25 \, km$ and finally turned left and covered $20 \, km$. How far was he from his house? (in $\, km$)

Satish read a book on Sunday. Sudha read that book one day prior to Anil but $4$ days after Satish. On which day did Anil read the book?

From the original position,$B$ and $D$ move one and a half length of sides clockwise and anticlockwise respectively. Which one of the following statements is true?

Sumesh went $15 \, km$ to the north from his house. Then he turned west and covered $10 \, km$. Then he turned south and covered $5 \, km$. Finally,he turned to the east and covered $10 \, km$. In which direction is he from his house?

Gopal starts from his house towards West. After walking a distance of $30 \, m$,he turns towards right and walks $20 \, m$. He then turns left and moves a distance of $10 \, m$,turns to his left again and walks $40 \, m$. He now turns to the left and walks $5 \, m$. Finally,he turns to his left. In which direction is he walking now?

One morning after sunrise,Reeta and Kavita were talking to each other face-to-face at Tilak Square. If Kavita's shadow was exactly to the right of Reeta,which direction was Kavita facing?