Mr. Imperfecto, a math teacher, gives a test to a class of 17 students.  The average grade on the test is 83.  One of the students is removed from the class for nonattendance.  That student had scored a 31 on his test.  To the nearest integer, what is the new average of the test scores?

In 2013, Aaron Judge had 18 hits in April, 15 in May, 20 in June, 16 in July, 14 in August, 18 in September, and 17 in October. He had 413 plate appearances. What was Aaron Judge’s batting average last year?

In order to pass a class, you need an average of 90 on 7 exams. If your test scores were 98, 86, 90, 93, 88, and 95, what is the lowest score you can get on the last test to pass the class?

One common system for computing a grade point average​ (GPA) assigns 4 points to an​ A, 3 points to a​ B, 2 points to a​ C, 1 point to a​ D, and 0 points to an F. What is the GPA of a student who gets an A in a 33​-credit ​course, a B in each of threethree 22​-credit ​courses, a C in a 33​-credit ​course, and a D in a 22​-credit ​course?