Weighted Averages

Find the class grade for a student with grades: Test 89, Quiz 92, Homework 86, and Classwork 95.

Tests are 60% of the grade, Quiz 15%, Homework is 10% of the grade, and Classwork is 15% of the grade.

• 89.25

• 91.55

• 90.05

• i don't know

A student's grade in a Psychology course is comprised of tests (40%), quizzes (20%), papers (20%), and a final project (20%). His scores for each of the categories are 85 (tests), 100 (quizzes), 92 (papers) and 84 (final project). Calculate his overall grade.

• 90.25
• 88.2
• 89.2
• 86.7

Tags

CCSS.5.NBT.B.7

On the semester final, Joe scored 85, Jill scored 89, and Bill scored a 99.What was the average score for these students? _________

• 91
• 273

Tags

CCSS.7.EE.B.3

Mary read six books in January, four books in February, and eight books in March.What was the average number of books read each month? __________

• 18
• 6
• 14

Tags

CCSS.3.OA.D.8

Clayton plays basketball on a team. He has played three
games so far. In the first game, he scored 10 points. In
the second game, he scored 14 points. In the third game,
he scored 6 points. What is Clayton's average points per
game?

• 30
• 12
• 3
• 10

Tags

CCSS.3.OA.D.8

Source Score, x Weight,w

Homework 60 5%

Midterm 75 35%

Project 80 20%

Speech 70 15%

Final Exam 62 25%

What is the final grade?

• 71.25%

• 70%

• 74.5%

• 100%

Tags

CCSS.6.SP.B.5C

First marking period is worth 40%, second marking period is worth 40%, and the final exam is worth 20% of the final semester grade. Heath earned a 94% first marking period and a 91% second marking period. Heath wants to finish the semester with an A (at least a 90%). What does he need to score on the final exam to make this happen?

• 16%

• 50%

• 80%

• 90%

Tags

CCSS.7.NS.A.3

A history professor weights his grades as follows:

Tests 50%

Attendance 25%

Final exam 25%

If Susy earned an average of 91 on her tests and 80 on her attendance , what will she need to make on her final exam to earn a 90 in the class?

• 87

• 92

• 98

• 100