• # question_answer 22) The figure shows a book rack. How many books of the same thickness can be arranged on the rack if each book is 4 cm thick? A)  50                               B)  8                     C)  5                     D)    80

The length of the given book rack = 2 m = 200 cm The thickness of each book = 4 cm $\therefore$ No. of books that can be kept in the rack $=\frac{200}{4}=50$