Question

Известно,что k/m=1.5. Найдите m/3k+3m

Answer 1

k/m=1,5⇒k=1,5m
m/(3k+3m)=m/[3(k+m)]=m/3(1,5m+m)]=m/[3*2,5m]=1/7,5=10/75=2/15