Answer:
18 napkins
Step-by-step explanation:
If the restaurant gives 3 napkins for every 5 items ordered, and there's 30 items... you must divide 30 by 5 which is 6. Then, multiply 6 by 3. Therefore the answer is 18.
<em>Hope</em><em> </em><em>this</em><em> </em><em>helped</em><em>:</em><em>)</em>