30^10 / 240^5=?  Pick:
A) 6^5
B) (15/4)^5
C) 3^6
D) 6^3
E) 15^3
30^10 / 240^5=?   A. 6^5   B. (15/4)^5   C. 3^6   D. 6^3   E. 15^3   -&gt; 30^10 / 240^5=(30^10)/(8^5)(30^5)=(30^5)/(8^5)=(2^5)(15^5)/(2^5)(4^5)=(15/4)^5.   Thus, (15/4)^5 is the answer.
<result>B</result>
30^10 / 240^5=?