Quote Originally Posted by Chip View Post
eto, nasira ulo ko sa kakasolve nong college ako

there are 10 gold mines
each gold mine has 10 gold bars
all the gold bars from all the gold mines weigh 10kg
except for one whose gold bars weigh 9kg
you are given a weighing scale and are allowed only one reading

how will you know which of the goldmines has the 9kg gold bars?
take 1 gold bar from mine #1, 2 bars from mine #2, and so on till 10 bars from mine #10 and weigh them all together ... ang bigat nun ah