Question

A:b=1/2:3/8,b:c=1/3;5/9 orc:d =5/6:3/4 the value of a:b:c:d=?

Answer 1

Therefore: (a) A c = {6,7, 8,9}; B c = {1, 2, 3, 8, 9); D c = {2, 4, 6, 8} = E; E c = {1, 3, 5, 7, 9} = D . (b) A\B = {1,2,3}; B\A = {6,7}; D\E = {1, 3, 5, ...