Susan, Tim,and Kim need to be seated in 3 identical chairs in straight line so that Susan is seated always left to Tim. How many such arrangements are possible ?
Choose the correct answer
A) A)6 B) B)120 C) C)80 D) D)240 E) E)60
Total number of arrangements = 3! = 6   In exactly half, Susan will be to the left of Tim, which gives us 3 arrangements   Option (6)
<result>A</result>
Susan, Tim,and Kim need to be seated in 3 identical chairs in straight line so that Susan is seated always left to Tim. How many such arrangements are possible ?