The terms "even" and "odd" apply to whole numbers, not to decimals or fractions.
even.
Odd. Even + Even = Even Odd + Odd = Even Odd + Even = Even + Odd = Odd
The number of odd numbers between 38 and n = int[abs(n - 38)/2]
odd * odd = odd answer even * even = even answer odd * even = even answer
Yes. Even + Even = Even, Odd + Odd = Even and Even + Odd or Odd + Even = Odd
even.
Odd - as it is not dividable by 2 36 is even 38 is even
Odd. It's 165.
The parity rules are: Odd + Odd = Even Even + Even = Even Odd + Even = Odd Even + Odd = Odd So the parity where one number is even is that of the other number. This means that you can go through a list of numbers and ignore all the even numbers. Every PAIR of odd numbers has even parity and by the previous paragraph, even parity can be ignored. So you can pair off odd numbers and ignore them.
19 and 38
There are no odd numbers between 38 and 39, as 39 is the next integer and it is an odd number. Therefore, there are zero odd numbers between 38 and 39.
Odd. Even + Even = Even Odd + Odd = Even Odd + Even = Even + Odd = Odd
The number of odd numbers between 38 and n = int[abs(n - 38)/2]
odd * odd = odd answer even * even = even answer odd * even = even answer
even times even = even odd times even = even odd times odd = odd
Yes. Even + Even = Even, Odd + Odd = Even and Even + Odd or Odd + Even = Odd
Consecutive even numbers are any even numbers which are separated by one (uneven) number... so that 6 and 8 are consecutive even numbers... as are 22, 24 and 26. Similarly, consecutive odd numbers are numbers which are separated by one (even) number... so that 11 and 13 are consecutive odd numbers... as are 31, 33 and 35.