Răspuns :
Regula de 3 simpla
10........................6
15........................?
invers proportionala
10x6=60/15=4
Raspuns 4
10........................6
15........................?
invers proportionala
10x6=60/15=4
Raspuns 4
10muncitori...............6 zile
15muncitori...............x zile
x=(10×6)÷15=4
15muncitori...............x zile
x=(10×6)÷15=4