What number is missing from this sequence?

3       12       11       56       19      ?       27       240

For a chance to win one of two Mensa Brain Trainer hand held consoles, simply e-mail the correct answer together with your full name and address to the Puzzle Editor or please e-mail: puzzles@mensa.org.uk

Curious About Your IQ?

Train Your Brain?

 Closing date is 31st March 2011.

The first two correct entries selected will be declared the winners and will be notified by the competition judges. The judge's decision is final; no correspondence will be entered into. Congratulations to last month's winners: O Cumberbatch, Hertfordshire and C Smith, Teignmouth. The correct answer was: Stella is 20 and married to Edward. The alphabetical position of the second letter gives the age and the third letter is the same as the initial of their husband’s name.