Penelope is selling cookies for girl scouts. if she sells at least $45, she will earn a charm for her bracelet.

a) write an inequality describing how much she should sell to earn the bracelet.

b) write an equality describing how much she sells if she doesn't earn the bracelet.

27 is what percent of 108? 27 is % of 108

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.