Răspuns:
coroana pls :))))
Explicație pas cu pas:
1. a) [tex]\frac{5}{6}[/tex]=[tex]\frac{10}{12}[/tex] => 5x12=6x10 => 60=60 ADEVARAT
b)[tex]\frac{4}{3}[/tex]=[tex]\frac{16}{15}[/tex] => 4x15=3x16 => 60=48 FALS
c)[tex]\frac{63}{18}[/tex]=[tex]\frac{7}{2}[/tex] => 63x2=18x7 => 126=126 ADEVARAT
