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1989 AMC 12 Question 2

AMC12 · 1989 AMC 12

Question 2

$\sqrt{\frac19+\frac1{16}}=$
  1. $\frac15$
  2. $\frac14$
  3. $\frac27$
  4. $\frac5{12}$
  5. $\frac7{12}$