Answer to Q111
I am an odd number but when you remove a letter from me, I become even. What am I?
I am an odd number but when you remove a letter from me: This alone shows the number is spelt in words and not in digits so can't be like 127 or 349 or etc
I become even: so I have to add a letter to "even" to make it a number. Seven!
Answer: Seven
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