Reservations open exactly 60 days before the date of travel. Rajat travels on the circled date. On which day and date can he first book?

Going back 60 days from 20 December: 20 days take us to 30 November, 30 more to 31 October, and the last 10 to 21 October. 60 = 8 weeks + 4 days, so Friday − 4 = Monday. (Sunday, 20 October goes back 61 days.)