How many multiples of 9 are there between 18 and 270 ?  Choose the correct answer:
A) 12	B) 27	C) 42	D) 61	E) 60
It should be mentioned whether 18 and 270 are inclusive.   If 18 and 270 are inclusive, then the answer is   (270-18)/9+1= 
<gadget id="calculator">  (270-18)/9+1</gadget>
<output>29</output>
29.   If 18 and 270 are NOT inclusive, then the answer is   (261-27)/9+1= 
<gadget id="calculator">  (261-27)/9+1</gadget>
<output>27</output>
27.   Since OA is 27, then we have NOT inclusive case.
<result>B</result>
How many multiples of 9 are there between 18 and 270 ?