Respuesta :

Answer: if 1/2in then 140         if 12in then  1,935,360

Step-by-step explanation:    It's v=a^3, a being the length of a side. Since we know the length...

V=12^3, which equals 1728. So each cube has a volume of 1728 inches. Now, multiply that by 1120. You get...

1,935,360!  

Answer : 1120 x 12 = 13440