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2013 AMC 12B Question 7

AMC12 · 2013 AMC 12B

Question 7

Jo and Blair take turns counting from $1$ to one more than the last number said by the other person. Jo starts by saying “$1$”, so Blair follows by saying “$1,$ $2$”. Jo then says “$1,$ $2,$ $3$”, and so on. What is the $53$rd number said?
  1. $2$
  2. $3$
  3. $5$
  4. $6$
  5. $8$