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Worked Problem Walkthrough

Unweighted Grade Average Worked Example

Liam has taken 5 algebra tests and wants to find his mean score.

Pedagogically Verified Solution
•Realistic Student Grading Numbers•Step-by-Step Transparency

Given Problem Information

ParameterValue
Test Scores78%, 85%, 92%, 88%, 94%

Step-by-Step Calculation

1

Sum all scores

78 + 85 + 92 + 88 + 94 = 437

Add up the five individual test scores.

2

Divide by count

437 \div 5 = 87.4\%

Divide the sum by 5 tests.

Final Solution Outcome

Liam's average test grade is 87.4% (Solid B+).

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Authoritative References & Academic Standards

Vetted against official government, institutional, and collegiate guidelines

.org sourceOfficial Source
Academic Grading in the United States
Wikipedia (Academic Standards Archive)

Comprehensive historical and institutional documentation of standard 10-point scales, percentage cutoffs, and GPA conversion tables.

.org sourceOfficial Source
Arithmetic Mean and Weighted Averages Overview
Khan Academy Mathematics

Educational mathematical foundations for calculating arithmetic means, category weights, and statistical dispersion.

.gov sourceOfficial Source
Uniform Public School Grading & Passing Policies
Texas Education Agency (TEA)

State education agency standards defining 70% passing cutoffs, secondary course credit minimums, and standard assessment rules.