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2002 AMC 10A Question 6

AMC10 · 2002 AMC 10A

Question 6

Cindy was asked by her teacher to subtract $3$ from a certain number and then divide the result by $9.$ Instead, she subtracted $9$ and then divided the result by $3,$ giving an answer of $43.$ What would her answer have been had she worked the problem correctly?
  1. $15$
  2. $34$
  3. $43$
  4. $51$
  5. $138$