on kişiden yedisinin uçan arabası olacak
((on kişiden yedisinin uçan arabası olacak.))
"on kişiden yedisinin" ne demek
you can answer me in English or Arabic or explain in Turkish

Question

on kişiden yedisinin uçan arabası olacak
((on kişiden yedisinin uçan arabası olacak.))
"on kişiden yedisinin" ne demek 
you can answer me in English or Arabic or explain in Turkish

Answer

As Bart says meaning of this sentence is "7 out of 10 people will have a flying car."

"on kişiden yedisinin" means "7 out of 10 people"
On kişiden yedisinin - ON(10) KİŞİ(person) -DEN(from,through but in this sentence it means 'out of' -den can be mean a lot of things but I just wrote common ones.) YEDİ(7) -SİNİN(to have)

Answer

7 out of 10 people will have a flying car.

Answer

سبعة اشخاص من مجموع عشرة