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“<strong>La</strong> <strong>matematica</strong> <strong>degli</strong> <strong>indovinelli</strong>” di Matteo Puzzle – <strong>matematica</strong>re@hotmail.com<br />

Indovinello 44 - “<strong>La</strong> botte che si svuota”<br />

Analogamente all’indovinello n°37 “Il viaggiatore” si calcola il tempo necessario per<br />

svuotare una botte:<br />

i<br />

i<br />

9,5−1<br />

n−1<br />

q −1 2 −1 T = ∑ q = = 361 h 15 dì<br />

n=<br />

1 q −1 2−1<br />

<br />

<strong>La</strong> botte sarà svuotata in poco più di 2 settimane (15 giorni).<br />

94

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