Question

If a, b and c are in geometric progression, then a-b / b-c is equal to
a) c/b
b) b/a
c) a/c
d) a/b
please answer it with numerical example

Answer 1

If 2,4,and 8 are in geometric progression, then a=2,b=4,c=8,
2-4/4-8=-2/-4=1/2
a/b=2/4=1/2
Then a-b/b-c=a/b