1. In a class, the grades are weighted 15% attendance, 25% homework, 35% tests, and 25% final exam. A student currently has as 90 for attendance, an 85 for homework, and 80 for tests. What does the student need on the final exam to get a B (79.5) n the class?

2. In a class, grades are weighted 10% attendance, 10% quizzes, 15% homework, 25% tests, and 40% final exam. A student earns a 100 on attendance, a 75 on quizzes, 85 on homework, 80 on tests, and a 75 on the final exam. What is their grade in the class?

3. In a class, the only assignments are based on points. The student gets:

300 out of 500 points on Assignment 1

200 out of 250 points on Assignment 2

400 out of 500 points on Assignment 3

500 out of 600 points on Assignment 4

What is their final grade in the class? Round to the nearest whole number.