9 fish (:
5/6 of 54 is 45, so you would need to subtract 45 from 54, which is 9.
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Good luck!
Answer:
<em>47. 1 inches ; where inches ⇒ units</em>
Step-by-step explanation:
Consider the Circumference as such;

<em>From this we can tell that ⇒ Answer; 47. 1 inches, where inches - units</em>
The Awnser would be 20.6 rounded up to 21. The final Awnser is 21