Question

In a group 30 high school students 8 take french 12 take spanish and 3 take both languages.how many students of the group take neither french or spanish?

Answer 1

3 take both...so 5 only take french and 9 only take spanish....

30 - (9 + 5 + 3) = 30 - 17 = 13 take neither

Answer 2

30 high school students
8 take french
12 take spanish
3 take both languages
Left who did'nt took any langueage= 30-(8+12+3)
                                                        =30-23
                                                        =7 stdents
Therefore, 7 students took neither of the two languages.

HARRY POTTER FOREVER! XD