Respuesta :

Answer:

6 cans

Step-by-step explanation:

Answer:

4 cans

Step-by-step explanation:

The total area is 2(L * H) + 2(W * H) or

2(20 * 10) + 2(15 * 10)

= 2*200 + 2*150 = 700 total sq ft.

Since one can covers 350, then 700/350 = 2 cans, BUT they want 2 coats so

double it (2*2=4).