Question

In a language survey of students it is found that 80 students know English, 60 know French, 50 know German, 30 known 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 at least one language?

130

135

40

65

​

Answer 1

Answer:

7th grade in a class that is due in a year and make it to be great for a ka and make it ☺ if it exclamation to the other day and make ☺ for a sociology of the day I have to go and make sentence a bit later on save earth day by your own and make sure that you have the best and most important things you need for a new life insurance

Answer 2

Answer:

350...........is the answer