Find the missing number of the following series?
16 8 24 12 36 18 54 ? 81  Pick one:
A) 27  B) 28  C) 29  D) 26  E) None
Solution:   27   Explanation:   16/2 = 9   8*3= 
<gadget id="calculator">8*3</gadget>
<output>24</output>
24   24/2= 
<gadget id="calculator">24/2</gadget>
<output>12</output>
12   12*3= 
<gadget id="calculator">12*3</gadget>
<output>36</output>
36   36/2= 
<gadget id="calculator">36/2</gadget>
<output>18</output>
18   18*3= 
<gadget id="calculator">18*3</gadget>
<output>54</output>
54   54/2= 
<gadget id="calculator">54/2</gadget>
<output>27</output>
27   27*3= 
<gadget id="calculator">27*3</gadget>
<output>81</output>
81   27nswer 27
<result>A</result>
Find the missing number of the following series?
16 8 24 12 36 18 54 ? 81