How many multiples of 10 are there between 10 and 290 ?	Choose the correct answer:
A) 8  B) 18  C) 27  D) 51  E) 60
It should be mentioned whether 10 and 290 are inclusive.   If 10 and 290 are inclusive, then the answer is   (290-10)/10+1= 
<gadget id="calculator">  (290-10)/10+1</gadget>
<output>29</output>
29.   If 10 and 290 are NOT inclusive, then the answer is   (280-20)/10+1= 
<gadget id="calculator">  (280-20)/10+1</gadget>
<output>27</output>
27.   Since OA is 27, then we have NOT inclusive case.
<result>C</result>
How many multiples of 10 are there between 10 and 290 ?