The mean gpa in a class of 14 students is 3.12. one student, whose gpa is 2.41, drops the class. two new students, whose gpas are 3.97 and 4.26, join the class. what is the new mean gpa of the class?

Theo found the driving distance from glacier national park to yellowstone park to be 448 miles. theo used a map that had a ratio of 5cm/300mi. how many centimeters is the distance on the map? round to the nearest unit if necessary. 4 centimeters 7 centimeters 64 centimeters 90 centimeters