Simplify the following (25)^3\2 × (243)^3\5 ÷ (16)^5\4 × (8)^4\3
(25)3/2 x (243)3/5 / (16)5/4 x(8)4/3
= (251/2)3 x (2431/5)3 / (161/4)5 x(81/3)4
= 53 x 33 / 25 x 24
= (5 x 3)3 / 2(5+4)
= (15)3 / (2)9