Math, asked by ponipireddykumari, 1 month ago

12. In a language survey of students, it is found that 80 students know English, 60 know

French, 50 know German, 30 know English and French, 20 know French and German,

15 know English and German and 10 students know all the three languages. How many

students know i) at least one language ii) English only iii) French and one but not both

out of English and German iv) at least two languages​

Answers

Answered by bharatigovind84
0

Answer:

I) English = 80+30+15+10

= 135

2) English = 80+30+15+10

= 135

3) French and German = 60+50+20

= 130

4) French = 60+30+20+10

= 140

German = 50+20+15+10

= 95

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