← Inflow and outflowZAP 2011, Exercise 8 — Swimming pool filling with two pipesInflow and outflowZAP 2011Med-HardYour answerminutesThe unit is already there: enter only the number.Check answerReveal solutionStuck? Show me one stepRelated exercisesSimilarWord Problems 009 — Two painters working togetherProportionality 028 — The forgotten bath plugPool with two inlets and one drain