Răspuns :
a=2/6(240)
a=240:6*2
a=40*2
a=80 paini in prima ora
b=5/8(240-80)
b=5/8(160)
b=160:8*5
b=20*5
b=100 paini in a 2-a ora
c=160-120
c=60 paini in a 3-ia ora
80+100+60=
=180+60
=240 paini in total
a=2/6(240)
a=240:6*2
a=40*2
a=80 paini in prima ora
b=5/8(240-80)
b=5/8(160)
b=160:8*5
b=20*5
b=100 paini in a 2-a ora
c=160-120
c=60 paini in a 3-ia ora
80+100+60=
=180+60
=240 paini in total