bewellplus.gsu.edu
smcgowan smcgowan
  • 07-11-2014
  • English
Answered

A survey of 100 students was taken concerning their knowledge of foreign languages. The results were as follows:


30 know French

19 know German

16 know Russian

11 know both French and Russian

12 know both French and German

6 know both German and Russian

4 know all three languages


How many students do NOT know any of the three languages?

Verified Answer :

avrilmorris12
avrilmorris12 avrilmorris12
  • 08-11-2014

2 because when you add up all the numbers the answer is 98 and 100-98 is 2

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kramazingk kramazingk
  • 13-11-2014

96 because 4 know all three and 100-4=96

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