What do you always get when you add two odd numbers?
AAn odd number
BAn even number
CA prime number
DA square number
Answer & Solution
Correct answer: B. An even number
1. Try 5 + 9 = 14.
2. The rule is odd + odd = even.
3. Only an odd plus an even gives an odd sum.
_Source: Wikipedia, Parity (mathematics), Addition and subtraction_
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