Question 211062
How many different three-digit numbers can be formed from the digits 0 through 9 if the first digit must be odd and the last digit must be even? 
-----------------------
# of ways to choose the 1st digit: 5
# of ways to choose the 2nd digit: 10
# of ways to choose the last digit: 5
------------------------
Total # of numbers: 250
===================
Cheers,
Stan H.