Răspuns :
6 muncitori ........................ 10 zile
15 muncitori ...................... x zile
Marimi invers proportionale ⇒
6×10=15×x
60=15×x
x=60:15
x=4 zile
15 muncitori ...................... x zile
Marimi invers proportionale ⇒
6×10=15×x
60=15×x
x=60:15
x=4 zile
6 muncitori--------------10 zile
15 muncitori ---------------x zile
x=6x10:15=60:15=4 zile
-invers proportional
15 muncitori ---------------x zile
x=6x10:15=60:15=4 zile
-invers proportional