A brain teaser is a form of puzzle that requires thought to solve. It often requires thinking in unconventional ways with given constraints in mind; sometimes it also involves lateral thinking. Logic puzzles and riddles are specific types of brain teasers.

Today's Brain Teaser | Archive of all Teasers

Today's Brain Teaser | Archive of all Teasers

*The Brain Teaser: **Scroll Down for your Solution*

Eight and five, last name and given,

We are one six six six even;

The first in cow, the last in oxen

Three in damsel, three in vixen.

What are we called?

**Hint:**

One of five, I the only one,

One in cat, two in mitten,

Two are odd, five are even

Seven in all, one in seven.

Definition of solution - a means of solving a problem or dealing with a difficult situation. Our Free Brain Teaser Newsletter

Roman Numerals. The last name has eight letters [NUMERALS] while the first or given name has five [ROMAN]. Using each of the numerals once gives MDCLXVI, which is 1,666. C [which is found in Cow] is first of the seven in the alphabet while X [which is found in oXen] is last. Three of seven are found in DaMseL. Three are also found in VIXen. Explanation of the hint; I is the only one of five vowels among the seven Roman numerals. C is found in Cat, M and I in MItten. I and V are odd numbers. The rest are even numbers. There are seven Roman numerals. One of them is found in seVen [the V].