Question

5/3/5:3/1/2=5/1/5:2х

Answer 1

5 3/5:3 1/2 = 5 1/4: 2х

28/5 : 7/2 = 21/4 : 2х

2х = (21/4* 7/2 )/ (28/5)

х=21*7*5/(4*2*2*28)=735/448=(7*105)/(7*64) = 105/64