When two coins are tossed, Find the probability of getting all tails

When two coins are tossed, Find the probability of getting all tails?

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

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #32273

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