[tex]\bf \cfrac{6}{7}\div \cfrac{36}{56}\implies \cfrac{6}{7}\cdot \cfrac{56}{36}\implies \cfrac{6}{36}\cdot \cfrac{56}{7}\implies \cfrac{1}{6}\cdot 8\implies \cfrac{8}{6}\implies \cfrac{4}{3}[/tex]
[tex]\dfrac{6}{7}\div\dfrac{36}{56}=\dfrac{6}{7}\cdot\dfrac{56}{36}=\dfrac{6}{36}\cdot\dfrac{56}{7}=\dfrac{1}{6}\cdot\dfrac{8}{1}=\dfrac{8}{6}=\dfrac{8:2}{6:2}=\dfrac{4}{3}=1\dfrac{1}{3}[/tex]