Joke of the day

A teacher asked his students, 1+1= ?.

 A student stood up and said 4.

A man passing by overheard the response, He shook his head and said: " Buhari will kill us in this country. Everything has increased, transport fare, fuel prices, foodstuff,school fees... everything. Even 1+1 that used to be 2 has now gone up to 4.....