Brain Teaser Answers...
1. 12 hours. Rate is 1/18 + 1/18 - 1/36 = 3/16 = 1/12. So time is 1/rate = 12 hours.
2. Border becomes boarder.
overyourhead - some irreverent musings by a gay London guy - crawling though technology, love and life... so you don't have to.
No comments:
Post a Comment
Note: only a member of this blog may post a comment.