The water level in Ricky Lake changes at an average of -7/16 inch every 3 years.
a. Based on the rate above, how much will the water level change after one year? Show your calculations and you can use the vertical number line to help you., using 0 as the original water level.
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b. How much would the water level change over a 7-year period?

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C. When written in decimal form, is your answer to part (b) a repeating decimal or a terminating decimal? Justify your answer using long division.

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