लोगों की एक पंक्ति में, मार्शल बाएं छोर से 13वें और दाएं छोर से 36वें स्थान पर बैठा है। पंक्ति में व्यक्तियों की कुल संख्या कितनी है?

In a row of 50 persons, Gaurav was 25th from the left and Harsh was 15th from the right end of the row. If there were as many people to the left of Isha as the number of people between Gaurav and Harsh, what was Isha's position from the right end of the row?

In a row of children, Bali is seventh from the left and Moti is fourth from the right. When Bali and Moti exchange positions, Bali becomes fifteenth from the left. What will be Moti's position from the right?