I see. It would be nice if my textbook actually explained the solutions to these problems. Instead it leaves the student in the dark.
Once again, I thank you.
There are four-digit numbers: _ _ _ _
Ones position: 1 (zero as even number)
Thousands position: 6 (anything but zero)
Hundreds...
Thank you.
OK, I never thought of zero as an even number. When it comes to evens and odds, I've always considered them natural numbers. The ordering is as you say, as well.
----1. From the digits 0, 1, 2, 3, 4, 5, 6, how many four-digit numbers with distinct digits can be constructed? How...
Homework Statement
----1. From the digits 0, 1, 2, 3, 4, 5, 6, how many four-digit numbers with distinct digits can be constructed? How many of these are even numbers?
----2. How many integers between 1000 and 9999 inclusive have distinct digits? Of these how many are odd numbers...