This is a simple multiplication series. Each number is 7 times greater than the previous number.
Look at this series: 0.25, 1.75, ____, 85.75, 600.25, ... What number should fill the blank?
Options:
(a) 11.25
(b) 12.25
(c) 13.25
(d) 9.25
(e) 10.75