By decreasing each dimension by 1 unit, the area of a rectangle decreased from 30 square feet to 18 square feet. find the percent decrease in area

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?

What is the relationship between all triangles that can be drawn given the same three angles

If 3 3/4 lb. of candy costs 20.25 how much would 1lb. of candy cost