Respuesta :

Answer:

The answer is: 7

Step-by-step explanation:

\frac{\frac{21}{4}}{\frac{3}{4}} = 7

Answer:

7 bookcases

Step-by-step explanation:

To get the answer, divide 5 1/4 by 3/4 (since each bookshelf requires 3/4 gal)

5 1/4 = 21/4

(21/4) / (3/4) = (21/4) x (4/3) = 84/12 = 7

7 bookcases