45.
In a group of people, 8 persons like only Goa and 9 persons like only Dubai. There is only one person who likes only Agra. 10 persons like both Goa and Agra while 2 persons like both Dubai and Goa. There is no such person who likes both Agra and Dubai and there is no one in the group who likes all three. How many total persons are there in the group?