 
<translate> Dave ya sayi littattafai 8 game da dabbobi, littattafai 6 game da sararin samaniya, da littattafai 3 game da jiragen kasa don ya shagaltar da shi a lokacin hutu. Kowane littafi yana da dala 6. Nawa ne Dave ya kashe a kan littattafai? Ka ba ni dalilai, kafin ka amsa tambaya <eng> Dave bought 8 books about animals, 6 books about outer space, and 3 books about trains to keep him busy over the holidays. Each book cost $6. How much did Dave spend on the books? Give me reasons, before answering the question 