Pravin walked $30 \, m$ towards East,took a right turn and walked $20 \, m$,again took a right turn and walked $30 \, m$. How far was he from the starting point? (in $m$)

One day,Ravi left home and cycled $10 \,km$ southwards,turned right and cycled $5 \,km$,turned right and cycled $10 \,km$,and finally turned left and cycled $10 \,km$. How many kilometres will he have to cycle to reach his home straight? (in $km$)

One evening before sunset,two friends,Sumit and Mohit,were talking to each other face to face. If Mohit's shadow was exactly to his right side,which direction was Sumit facing?

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?

Kailash faces towards north. Turning to his right, he walks $25\; metres$. He then turns to his left and walks $30\; metres$. Next, he moves $25\; metres$ to his right. He then turns to his right again and walks $55\; metres$. Finally, he turns to the right and moves $40\; metres$. In which direction is he now from his starting point?

Reaching the place of meeting on Tuesday $15 \text{ minutes}$ before $8:30 \text{ hours}$,Anuj found himself half an hour earlier than the man who was $40 \text{ minutes}$ late. What was the scheduled time of the meeting? (in $\text{hours}$)