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3 years ago

8

Which sequence has a common ratio of 2? a{20, 40, 80, 160, 320, 640, …} b{20, 10, 5, 2.5, 1.25, 0.625, …} c{20, 15, 10, 5, 0, -5

, …} d{20, 4, 0.80, 0.16, 0.032, 0.0064, …}

1 answer:

Elis [28]3 years ago

4 0

Answer:

A

Step-by-step explanation:

40/20=2

80/40=2

Therefore the common ration is 2

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