2018AMC12BProblems1AmericanMathematicsCompetition2018AMC12BProblems2AmericanMathematicsCompetition2018AMC12BProblems3AmericanMathematicsCompetition2018AMC12BProblems4AmericanMathematicsCompetition2018AMC12BProblems5AmericanMathematicsCompetition2018AMC12BProblems6AmericanMathematicsCompetition2018AMC12BAnswerKey12345678910EEDCBDBCAD11121314151617181920BDDEEBDDCD2122232425EBDDD