Resposta :
Resposta:
a) [tex] \frac{9}{12}
b) [tex] \frac{5}{4}
c) [tex] \frac{7}{15}
d) [tex] \frac{7}{8}
a) 9/12
b) 5/4
c) 7/15
d) 7/8
Resposta:
a) [tex] \frac{9}{12}
b) [tex] \frac{5}{4}
c) [tex] \frac{7}{15}
d) [tex] \frac{7}{8}
a) 9/12
b) 5/4
c) 7/15
d) 7/8