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9 months ago
  1. \begin{enumerate}
  2. \item $p:$ \quad The air temperature is above 30°C.
  3. $q:$ \quad The water temperature is above 20°C.
  4. $r:$ \quad I am able to go for a swim.
  5. $$ p \imp q \land r $$
  6. \item $p:$ \quad Your kid will be safe.
  7. $q:$ \quad Your kid learns to swim.
  8. $$ p \leftrightarrow q $$
  9. \item This is no declarative sentence.
  10. \end{enumerate}