in 2 minute,albinele pot parcurge un km.Ce distanta pot parcurge albinele intr o jumatate de ora? darin 60 de minute?

Răspuns :

  2min......1km                                                                                                                  30min......ykm       y=(30x1):2=30:2=15                                                                             2min..........1km                                                                                                               60min........Zkm     Z=(60x1)2=60:2=30:      (( regula  de  3  simpla))
juma de ora= 15 km
o ora= 30 km