Find the value of a from (15)^2 x 8^3 Ã· 256 = a.  Select.
A) 250  B) 420  C) 440  D) 650  E) 450

Rationale: given exp . = ( 15 ) ^ 2 x 8 ^ 3 ã · 256 = a = 225 x 512 ã · 256 = 450 e
Answer: E