Choose the pair that does not belong to the same category as the others.

B. (2, 4)

Which of the following groups of numbers is the odd one out?

D. (60, 66)

Select the odd number pair from the following options.

D. (25, 50)

Select the odd pair of numbers:

B. 10, 20

Which group of numbers does not belong?

D. 50, 52