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Mathematics 7 Online
OpenStudy (anonymous):

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

OpenStudy (the_fizicx99):

Waait, 40/80 = 0.5 20 / 40 = 0.5 and so on

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