Question

Na divisão 5/7 : 9/3, o resultado é:

A) 63/15

B) 5/3

C) 15/63

D) 45/21

E) 21/45

porfavor me ajude!​

Answer 1

→ Cálculo :

$\\{\huge{\boxed{\begin{array}{lr}{{ \frac{5}{7}\div\frac{9}{3} =}} \\ \\ {{\frac{5}{7}\times\frac{3}{9}= }} \\\\{{\frac{5\times3}{7\times9} }= }\\\\\boxed{\red{\frac{15}{{63} }}} \\ \end{array}}}}$

Alternativa correta Letra C