In the following sum the digits 0 to 9 have all been used, O = Odd, E = Even, zero is even and the top row's digits add to 9. Can you determine each digit?
If E are even digits and O are odd digits with no digit repeated, find all digits in the image?
Two digits are selected at random from digits 1 through 9. If sum is even, find the probability that both numbers are odd?