7, 10.5, 15.75, 23.63, 35.43, (...)  Pick
A) 52.112
B) 53.156
C) 54
D) 89
E) 88
7   (7Ã—3)Ã· 2 = 10.5   (10.5Ã—3)Ã· 2 = 15.75   (15.75Ã—3)Ã· 2 = 23.63   (23.63Ã—3)Ã· 2 = 35.43   (35.43Ã—3)Ã· 2 = 53.156   Answer is 53.156
<result>B</result>
7, 10.5, 15.75, 23.63, 35.43, (...)