Posted by **SHERYL** on Thursday, March 31, 2011 at 12:16am.

PLEASE EXPLAIN HOW TO FIND THE COMMON RATIO FOR THE GEOMETRIC SEQUENCE

16, 40. 100,____, ____

AND

81,54, ______,______,______

- MATH -
**Anonymous**, Thursday, March 31, 2011 at 3:50am
40/16=2.5

100/4=2.5

2.5*100=250

250*2.5=625

16,40,100,250,625

81/54=1.5

81*1.5=121.5

121.5*1.5=182.25

182.25*1.5=273.375

81,54,121.5,182.25,273.375

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