By dividing 21 into 1, the fraction can be written as a repeating decimal: ... ...

By dividing 21 into 1, the fraction 1/21 can be written as a repeating decimal: 0.476190476190 . . . where the block of digits 476190 repeats. What is the 54th digit following the decimal point?


(A) 0
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Nova Math - Problem Set W: Sequences & Series