medium · GMAT Quant

A financial exchange charges a transaction fee fraction dfraca1260 on a trade volume of a units, where a is a positive integer. For

How many positive integers a ≤ 300 does the fee fraction dfraca1260 yield a terminating decimal?

  1. 4
  2. 14
  3. 20
  4. 33
  5. 63

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