Răspuns :
Răspuns:
a) P=12
P=4l
4l=12
l=12:4
l=3
b) P=40
4l=40
l=40:4
l=10
c) P=62
4l=62
l=62:4
l= 15.5
d) P=75
4l=75
l=75:4
l=18.75
Răspuns:
a) P=12
P=4l
4l=12
l=12:4
l=3
b) P=40
4l=40
l=40:4
l=10
c) P=62
4l=62
l=62:4
l= 15.5
d) P=75
4l=75
l=75:4
l=18.75