 
 <translate> My question is: There are 480 zombies in the shopping mall. If the number of zombies doubled every day, how many days ago were there less than 50 zombies in the mall? Your thoughts: <hau> Tambayata ita ce: Akwai aljanu 480 a cikin cibiyar kasuwanci. Idan adadin zombies ya ninka kowace rana, kwanaki nawa da suka wuce akwai ƙasa da zombies 50 a cikin mall? Abin da kake tunani: 