a post is driven into the ground. the first strike drives the post 30 inches into the ground. The next strikes drives the post 27 more inches into the ground. assume these distances from a geometric sequence. what is the total distance (to the nearest inch) the post is driven into the ground after 8 strikes?

Respuesta :

Your answer should be 156 inches
After 8 strikes  the post will be 6 inches into the ground

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