Weighted Averages AMDM NIX

What is a weighted average?

• A weighted average is the sum of all values being averaged.

• A weighted average is the average of all values being averaged.

• A weighted average is a calculation that ignores the importance or weight of each value being averaged.

• A weighted average is a calculation that takes into account the importance or weight of each value being averaged.

Tags

CCSS.HSS.MD.A.2

How do you calculate a weighted average?

• Add each value to its corresponding weight, sum up the results, and then divide by the sum of the weights.

• Multiply each value by its corresponding weight and then divide by the sum of the weights.

• Multiply each value by its corresponding weight, subtract the results, and then divide by the sum of the weights.

• Multiply each value by its corresponding weight, sum up the results, and then divide by the sum of the weights.

Tags

CCSS.HSS.MD.A.2

CCSS.HSS.MD.B.5

If a student's test scores are weighted 40% for tests, 30% for quizzes, and 30% for homework, and the student scores 80% on tests, 90% on quizzes, and 95% on homework, what is the student's weighted average?

• 90.5

• 87.5

• 92.5

• 85.5

Tags

CCSS.HSA.SSE.A.1

A store sells three types of apples: type A, type B, and type C. The prices per pound are $1.50, $2.00, and $2.50 respectively. If the store sells 10 pounds of type A apples, 5 pounds of type B apples, and 3 pounds of type C apples, what is the weighted average price per pound?

• $1.75

• $2.25

• $3.00

• $1.8056

Tags

CCSS.HSA.SSE.A.1

CCSS.HSA.SSE.B.3

A student's final grade is calculated based on tests, projects, and participation. Tests are weighted 40%, projects are weighted 30%, and participation is weighted 30%. If a student scores 85% on tests, 90% on projects, and 95% on participation, what is the student's weighted average grade?

• 87.5

• 89.5

• 92.5

• 94.5

Tags

CCSS.HSA.SSE.A.1

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

A company produces three products: product A, product B, and product C. The profit margins for these products are 10%, 15%, and 20% respectively. If the company sells 100 units of product A, 200 units of product B, and 150 units of product C, what is the weighted average profit margin?

• 12.5%

• 17.5%

• 22.5%

• 15.56%

Tags

CCSS.HSA.CED.A.2

A student's final grade is calculated based on tests, assignments, and class participation. Tests are weighted 50%, assignments are weighted 30%, and class participation is weighted 20%. If a student scores 90% on tests, 85% on assignments, and 80% on class participation, what is the student's weighted average grade?

• 87%

• 85%

• 90%

• 86.5%

A store sells three types of shirts: small, medium, and large. The prices for these shirts are $10, $15, and $20 respectively. If the store sells 50 small shirts, 30 medium shirts, and 20 large shirts, what is the weighted average price of a shirt?

• $12.50

• $14.50

• $16.50

• 13.33

Tags

CCSS.HSS.MD.B.5

A student's final grade is calculated based on tests, projects, and homework. Tests are weighted 50%, projects are weighted 30%, and homework is weighted 20%. If a student scores 80% on tests, 90% on projects, and 95% on homework, what is the student's weighted average grade?

• 92

• 88

• 78

• 86

Tags

CCSS.HSA.SSE.A.1

A company produces three products: product A, product B, and product C. The sales revenue for these products are $1000, $2000, and $3000 respectively. If the company sells 10 units of product A, 20 units of product B, and 15 units of product C, what is the weighted average sales revenue?

• 3500

• 2500

• 1500

• 2250

Tags

CCSS.HSA.SSE.A.1

CCSS.HSA.CED.A.2