Class Number: Betsy and Bill are classmates and their roll numbers are consecutive. If the sum of their roll numbers is 63 and Betsy has the smallest roll number, then the roll number of Bill is?

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

Abox of chocolates costs $7. which equation relates the number of boxes sold (x) and total cost of the boxes sold (y)?

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?