If d=1/(2^3*5^9) is expressed as a terminating decimal, how many nonzero digits…

If d=1/(2^3*5^9) is expressed as a terminating decimal, how many nonzero digits will d have?

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #91019