easy · GMAT Quant
A data processing pipeline divides incoming packet groups into batches of size dfrack160. If k is a positive integer coprime to 160
Which of the following statements must be true about the decimal representation of dfrack160?
- It terminates after at most 5 decimal places.
- It terminates only if k ends in the digit 5.
- It repeats periodically with a period of 3.
- It never terminates for any coprime integer k.
- It terminates only if k is a multiple of 2.
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