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# The owners of the Luray Caverns in Virginia conduct tours every 20 minutes.

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What is the positive difference between the $$2000^{\mathrm{th}}$$ term and the $$2005^{\mathrm{th}}$$ term of the arithmetic sequence -8, -2, 4,10,...?

Apr 15, 2020

#1
+28021
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The common difference is +6      +6 is added to each subsequent term

from 2000 to 2005   would be   FIVE +6's   = 30

Apr 15, 2020