Question

$3^{8} *2^7:3^6*2^5$, 

Answer 1

a^(x+y)=a^x*a^y
a^(x-y)=a^x/a^y
a^-1=1/a
$(3^82^7)/(3^62^5)=3^82^73^{-6}2^{-5}=3^22^2=9*4=36$