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WORKBOOK



               13)  There  are  120  students  in  three  different  statuses  who  take  one  course  or  all  the  other  courses
               Mathematics,  French and  Science.  All  the  Science  students  take Mathematics, 108  take Math,  106  take
               French, 88 take French and Science and 92 take Science.

               a) How many take Math and French but not Science?





               b) How many students do take only Math?





               14) In a survey, 113 business executives were asked if they regularly read the Wall Street Journal, Business
               Week magazine, and Time magazine. The results of the survey are as follows:

               88 read the Journal                          6 read only the Journal

               76 read Business Week                   5 read only Business Week

               85 read Time                                     8 read only Time

               42 read all three.

               How many read none of the three publications?


























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