 
 <translate> Each book has 8,000 words because 100 x 80 = 8,000. She can finish each book in 200 minutes because 8,000 / 40 = 200. She will be reading for 1,200 minutes because 20 x 60 = 1,200. She needs to check out 6 books because 1,200 / 200 = 6.
Therefore, the answer is 6. <hau> Kowane littafi yana da kalmomi 8,000 domin 100 x 80 = 8,000. Tana iya kammala kowane littafi a cikin minti 200 domin 8,000 / 40 = 200. Za ta yi karatu na mintuna 1,200 domin 20 x 60 = 1,200. Tana bukatar ta duba littattafai 6 domin 1,200 / 200 = 6. Saboda haka, amsar ita ce 6. 