Răspuns :
1. [tex]150m * 7500lei *37cupoane = 41625000 lei[/tex]
2. [tex]20l * 60m = 1200 l/h \\ 1200 l/h * 24h = 28800l \\ 28800 l/z * 30 = 864000 l[/tex]
2. [tex]20l * 60m = 1200 l/h \\ 1200 l/h * 24h = 28800l \\ 28800 l/z * 30 = 864000 l[/tex]
150 * 7500 = 1 125 000 lei cuponul
1 125 000 * 37 = 41 625 000 lei toata stofa
2. 1 ora = 60 minute
20 * 60 = 1200 l/ora
1200 * 24 = 28 800 l/zi
28 800 * 30 = 864 000 l/30 zile