Question

N contains the top travelers' choice destinations of 2015 according to TripAdvisor. If N= {Marrakech, Siem Reap, Istanbul, Hanoi, Prague, London, Rome, Buenos Aires, Paris}, how many subsets does N contain?

Answer 1

the set

N contains 512 subset

Explanation:

number of n is 2^9 = 512
where ^9 is the elements and 2 is the empty set and the set itself