A even number plus a even number goes even and a odd number plus a odd number goes even too.
The only chance to get a odd number is a even and an odd.
How it cannot be 2/3 and 1/3 ?
In: Mathematics
Odd plus odd is even.
Even plus even is even.
Odd plus even is odd.
Even plus odd is odd.
It’s 2/4 both ways. Not 1/3 and 2/3.
There are four options, not three.
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