In a certain school, there are 180 pupils in Year 7. One hundred and ten pupils study
French, 88 study German and 65 study Indonesian. Forty pupils study both French and
German, 38 study German and German only. Find the number of pupils who study:
a.all three languages
b.Indonesian only
c.none of the languages
d.at least one language
e.either one ot two of the three languages.

• This is an incorrectly copied version of the original question. A line of information got deleted, which makes it impossible to solve. Here is the real question:
  
  In a certain school, there are 180 pupils in Year 7. One hundred and
  ten pupils study French, 88 study German and 65 study Indonesian.
  Forty pupils study both French and German, 38 study German and
  Indonesian, and 26 study both French and Indonesian, while 19 study
  German only. Find the number of pupils who study:
  a all three languages b Indonesian only
  c none of the languages d at least one language
  e either one or two of the three languages.
  
  And here are the answers:
  
  a 9 b 10 c 12 d 168 e 159
• 7 years agoHelpfull: Yes(2) No(6)