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In 2000, the number of students enrolled at Arlington Country Day School was 823 students. In 2010, the population was approximately 705 students. Find the percent of change in the enrolled students at Arlington Country Day school from 2000 to 2010 and identify it as an increase or decrease.

A. 14.3%; increase
B. 14.3%; decrease
C. 16.7%; increase
D. 16.7%; decrease

All I know is it's either B or D, but I'm not sure which one.

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2 answers
  1. clearly it was a decrease. The % change is
    (705-823)/823 = -14.3%

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    oobleck
  2. Thanks!

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