I am an odd number

I am an odd number. Take away a letter and I become even. What number am I?




Similar Math Riddles

There is a straight highway. Four different villages lie on that highway. The distance between them is different. The third village is 60km away from the first village; the fourth is 40 km away from the second; the third is 10 km near to the fourth that it is to the second.

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Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

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In 2007, a puzzle was released and $2 million prizes were offered for the first complete solution. The competition ended at noon on 31 December 2010, with no solution being found. Wiki