Ramu visits Delhi on every 15 days and
Samu goes to Delhi every 20 days. They met at Delhi 5 days back. After how many
days, from today, they will meet at Delhi next time?
Raman was born on March 5, 1970. Lakshman was born 25 days before Raman. The year when they took birth, Republic Day fell on Monday. What is the day of birth of Lakshman?