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Maths CBSE Live product
Class 7
Number Play
Applications of Picking Parity
1.
TBQ - An odd or even puzzle
Question:
2
m.
Two siblings, Martin and Maria, were born exactly one year apart. Today they are celebrating their birthday. Maria exclaims that the sum of their ages is
106
. Is this possible? Why or why not?
No, because the sum of two odd numbers is always odd.
Yes, because their ages could both be even.
Yes, because any two numbers can add to an even sum.
No, because the sum of one odd and one even number is always odd.
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