 
 <translate> Q: The average age of a class of 39 students is 15 years. If the age of the teacher be included, then the average increases by 3 months .Find the age of the teacher.
Options:
(A) 22
(B) 25
(C) 8
(D) 27
(E) 19
A: (B)
Explain how we arrive at this answer:  <hau> Tambaya: Matsakaicin shekarun aji na ɗalibai 39 shekaru 15 ne. Idan an haɗa da shekarun malami, to matsakaicin ya ƙaru da watanni 3. Gano shekarun malamin. Zaɓuɓɓuka: (A) 22 (B) 25 (C) 8 (D) 27 (E) 19 A: (B) Ka bayyana yadda muka sami wannan amsar: 