E
Editor
Sep 18, 2022
Which of the following sequence has $r=0.5$?
Difficulty: Easy
A:

$1,1.5,2,2.5\space...$

B:

$2,4,8,16\space...$

C:

$256,128,64,32 \space...$

D:

None of these

ID: 63273dbaca83163ac3a12cbd