Tsohon shugaban makarantar Jami’ar Ahmadu Bello, Zaria, Farfesa Abdullahi Ango a ranar Talata, 17 ga watan Yuli ya bayyana cewa imanin yara miliyan 12 basa makaranta a Najeriya, wanda mafi akasarisu yan arewacin kasar ne.
