### Brain Teasers

# Chain Letters

Series
Series teasers are where you try to complete the sequence of a series of letters, numbers or objects.

What is missing from the sequence?

E, E, O, E, E, T, N, E, ?, ?, ?

E, E, O, E, E, T, N, E, ?, ?, ?

### Hint

If 2+4=6, then O+R=X!### Answer

R, E, EThese are the last letters of the numbers in the Fibonacci sequence.

onE, onE, twO, threE, fivE, eighT, thirteeN, twenty-onE, thirty-fouR, fifty-fivE and eighty-ninE

Hide Hint Show Hint Hide Answer Show Answer

## What Next?

**Solve a Similar Brain Teaser...**

Or, get a random brain teaser.

If you become a registered user you can vote on this brain teaser, keep track of

which ones you have seen, and even make your own.

## Comments

my brother is learning 9th grade math and whenever he trys to explain the fibinachi sequence 2 me i can't understand it. sorry, it had to mark your brainteaser boring and difficult cause math isn't exactly my best subject!

Nice teaser!

Oct 02, 2009

nice riddle...though shouldn't that second "O" be an "E"???

## Follow Braingle!