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CEMC Gauss (Grade 8), 2000

Algebra Difficulty 1.0 Junior Find the answer Canada

Karl had his salary reduced by $10\%$ . He was later promoted and his salary was increased by $10\%$ . If his original salary was $20 000, what is his present salary?

(A) $16 200 (B) $19 800 (C) $20 000 (D) $20 500 (E) $24 000

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