college algebra word problem

Question

Write the first five terms of the geometric sequence, given any two terms. (Assume the common ratio r > 0.)



a₆ = 25,    a₈ = 6.25

Answer 1

800, 400, 200, 100, 50, 25, 12.5, 6.25, 3.125...

each term is 1/2 the preceding term, starting with 800