Question 662460: one number is selected random from the four digit numbers that can be formed from the digits 1,2,3,4,5,6,7 find the probability that it is an odd number?
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! one number is selected random from the four digit numbers that can be formed from the digits 1,2,3,4,5,6,7 find the probability that it is an odd number?
----
the last digit determines odd vs even.
odd if last is 1,3,5,7,9
even if 2,4,6
---
P(odd) = 5/7
==================
cheers,
Stan H.
|
|
|
