What is the common ratio of this geometric sequence? 1 80 2 40 3 20 4 10 5 5 A. -40 B. 0.5 C. 2 D. 40

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Asked 3/27/2013 12:32:29 PM

Updated 9/15/2014 3:46:27 PM

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User: What is the common ratio of this geometric sequence? 1 80 2 40 3 20 4 10 5 5 A. -40 B. 0.5 C. 2 D. 40

Weegy: 40
jenid706|Points 133|

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Asked 3/27/2013 12:32:29 PM

Updated 9/15/2014 3:46:27 PM

1 Answer/Comment

This conversation has been flagged as incorrect.

Flagged by jerry06 [9/15/2014 3:46:27 PM]

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jerry06

The common ratio of the geometric sequence 80, 40, 20, 10, 5... is 0.5.
80 * 0.5 = 40; 40 * 0.5 = 20; 20 * 0.5 = 10; 10 * 0.5 = 5

Added 9/15/2014 3:46:25 PM

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Confirmed by Andrew. [1/24/2016 1:52:19 PM]

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What is the common ratio of this geometric sequence? 1 50 2 30 3 18 4 10.8 5 6.48 A. -20 B. 0.6 C. 1.67 D. 20

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Updated 9/15/2014 3:40:11 PM

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jerry06

The common ratio of the geometric sequence 50, 30, 18, 10.8, 6.48... is 0.6.
50 * 0.6 = 30; 30 * 0.6 = 18; 18 * 0.6 = 10.8; 10.8 * 0.6 = 6.48

Added 9/15/2014 3:40:11 PM

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