Factor by grouping. 21m2 – 29m – 10

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?

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?