Question

1. Verificati daca urmatoarele rapoarte formeaza proportii:
a) 2/5=8/20
c) 1/3=2/5
g) 2/5 supra 10 = 1/2 supra 25/2
dau 10 puncte+coroana+5 stelute+multumesc

Answer 1

a) 5×8=2×20
40=40=> A
c) 3×2=1×5
6=5=> F
g) 2/5×1/10=1/2×2/25
1/5=1/25 => F