Question 418061
  <pre><font face = "Tohoma" size = 4 color = "indigo"><b>
Hi
Let x represent number in the class
Question states*** converting 16 2/3% to its decimal form 
16 2/3% = 50/3 % or 16.667%  and  16.667%/100 = .16667 of the class failed the class.
 .166667*x = 6
         x = 36, the number in the class.  30 students passed (36-6)

CHECKING our Answer***  .83333 passed class  (.16667+.83333) = 1 or 100%
  .83333*36 = 30