Asked by nicole
A tourist in France wants to visit 5 different cities. If the route is randomly selected, what is the probability that she will visit the cities in alphabetical order?
Answer choice: a)120 b)1/5 c)1/120 d)1/25
Answer choice: a)120 b)1/5 c)1/120 d)1/25
Answers
Answered by
Anonymous
So you have 5 possibilities.
The possibility of the first city being letter A is 1 out of 5.
The possibility of the second city being letter B is 1 out of 4.
The possibility of the third city being letter C is 1 out of 3...etc
Thus, we have:
1/5 x 1/4 x 1/3 x 1/2 = 1/120
Easy stuff.
The possibility of the first city being letter A is 1 out of 5.
The possibility of the second city being letter B is 1 out of 4.
The possibility of the third city being letter C is 1 out of 3...etc
Thus, we have:
1/5 x 1/4 x 1/3 x 1/2 = 1/120
Easy stuff.
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