If five numbers are randomly selected without replacement from set {1, 2, 3, 4, 5}, what is the probability that the numbers are selected in ascending order?
Choose the correct option:
A) 1/256
B) 1/120
C) 1/480
D) 1/240
E) 1/50
The total number of ways to arrange 5 numbers is 5! = 120.   There is only one way to arrange the numbers in ascending order.   P(ascending order) = 1/120   The answer is 1/120.
<result>B</result>
If five numbers are randomly selected without replacement from set {1, 2, 3, 4, 5}, what is the probability that the numbers are selected in ascending order?