Welcome to BrainDen.com - Brain Teasers Forum
|Welcome to BrainDen.com - Brain Teasers Forum. Like most online communities you must register to post in our community, but don't worry this is a simple free process. To be a part of BrainDen Forums you may create a new account or sign in if you already have an account.
As a member you could start new topics, reply to others, subscribe to topics/forums to get automatic updates, get your own profile and make new friends.
Of course, you can also enjoy our collection of amazing optical illusions and cool math games.
If you like our site, you may support us by simply clicking Google "+1" or Facebook "Like" buttons at the top.
If you have a website, we would appreciate a little link to BrainDen.
Thanks and enjoy the Den :-)
Posted 03 July 2007 - 06:11 PM
Posted 03 July 2007 - 06:13 PM
Posted 03 July 2007 - 09:09 PM
if it took 8 people 4.5 hours to dig that hole, how long would it take for 9 people to dig half a hole?
Posted 04 July 2007 - 06:59 AM
Posted 04 July 2007 - 07:03 AM
How can you dig half of a hole
yay! you got it.
err.. wouldn't half a hole mean:
hole of same cross-section , but with half the depth?
or maybe even same depth, but half cross-section?
Posted 04 July 2007 - 12:07 PM
0 user(s) are reading this topic
0 members, 0 guests, 0 anonymous users