Green & blue fish in a tank problem solving. So many solutions! CampbellAPS @APSMath @cara_cassell

green-blue-fish-in-a-tank-problem-solving-so-many-solutions-campbellaps-apsmath-cara_cassell-httpst-comhnk894izj 

Green & blue fish in a tank problem solving. So many solutions! CampbellAPS @APSMath @cara_cassell https://t.co/mHNK894izJ