alleryWhich pair always has one even and one odd number?
ATwo square numbers
BTwo multiples of 3
CConsecutive integers
DTwo prime numbers
Answer & Solution
Correct answer: C. Consecutive integers
1. Parity means even or odd.
2. Any two consecutive integers have opposite parity.
3. Two squares such as 9 and 25 can both be odd.
_Source: Wikipedia, Parity (mathematics) (CC BY-SA 4.0), Parity (mathematics)_
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