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1950 AMC 12 Question 2

AMC12 · 1950 AMC 12

Question 2

Let $R=gS-4.$ When $S=8,$ $R=16.$ When $S=10,$ $R$ is equal to:
  1. $11$
  2. $14$
  3. $20$
  4. $21$
  5. None of these answers