Question

Look at the following sequence: 729,243,81,27... What is the next term?

Answer 1

next term is 9. Look:
729 x (1/3) = 243
243 x (1/3) = 81
81 x (1/3) = 27
27 x 1/3) = 9

Answer 2

It is nine because you times it by a third of the previous number