Jill, who lives in City C, plans to visit 3 different cities, M, L, and S. She plans to visit each city exactly once and return to City C after the 3 visits. She can visit the cities in any order. In how many different orders can she visit the 3 cities?
Choices
A) 3 B) 6 C) 8 D) 9 E) 12
3! = 6   M	L	S	C   M	S	L	C   L	M	S	C   L	S	M	C   S	M	L	C   S	L	M	C   She can visit the cities in any order. Number of ways of arranging the three cities is 3! = 6 ways. Hence 6.
<result>B</result>
Jill, who lives in City C, plans to visit 3 different cities, M, L, and S. She plans to visit each city exactly once and return to City C after the 3 visits. She can visit the cities in any order. In how many different orders can she visit the 3 cities?