Respuesta :

Hrishii

Answer:

20 books

Step-by-step explanation:

Height of stack = 35 inches

Thickness of one book [tex] =1\frac{3}{4} =\frac{7}{4}\: in [/tex]

No. of books

[tex] = 35 \div \frac{7}{4} \\ \\ = 35 \times \frac{4}{7} \\ \\ = 5 \times 4 \\ \\ = 20[/tex]