Question

Which of the following proportions are not equivalent to w/x = y/z, where w, x, y, and z do not equal zero?
A) z/x = y/w

B) z/y = w/x

C) z/y = x/w

D) (y-z)/z = (w-x)/x

Answer 1

Answer:

a) z/x=y/w is the right answer