Question

Un bazin in forma de paralelipiped dreptunghic are lungimea egala cu 10m,latimea de 3,5m si inaltimea de 2,4m. In cat timp va umple bazinul un robinet care curge 21 litri de apa pe ora?



OFER COROANĂ!​

Answer 1

$\it L=10m=100dm;\ \ \ell=3,5m=35dm;\ \ h=2,4m=24dm\\ \\ \mathcal{V}=100\cdot35\cdot24=84000dm^3=84000\ \ell\\ \\ 84000:21=4000\ ore\ \ (!?)$