you can also check the step-by-step solution...
http://www.probabilityof.com/einstein_quiz.shtml#H7
Doha, I'm coming! Ducks in Doha from 12th - 18th of May :)
you can also check the step-by-step solution...
http://www.probabilityof.com/einstein_quiz.shtml#H7
Doha, I'm coming! Ducks in Doha from 12th - 18th of May :)