If 325/999=0.125, what is the 81st digit to the right of the decimal point in the decimal equivalent of the fraction?
Options
A) 3
B) 3.5
C) 4
D) 4.5
E) 5

Rationale: "0 . [ u ] 325 [ / u = 0.325325325 . . . . . every 3 rd digit is 5 and every multiple of 3 will be the digit 5 . since 81 is multiple of 3 , the 81 st digit is 5 . answer e"
Answer: E