Question

Find the common ratio of the sequence. -80, 20, -5, 1.25, . . .

A. -0.25
B. -4
C. 0.25

Answer 1

i believe  the answer would be B -4 because if you multiply -4 and -5 you get positive 20, you multiply positive 20 with -4 and you get -80 

Answer 2

Common ratio = -20/80 = -0.25 Answer

Its A