benchmarks.wiki

benchmarks.wiki / Public workspace

MATH / Ed takes five 100-point tests in his algebra class. He scores 87, 85 and 87…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

problem

Ed takes five 100-point tests in his algebra class. He scores 87, 85 and 87 points on the first three tests. If the scores of his last two tests differ by three points and he has a 90%90\% average on his five tests, what was his highest test score?
Plain-text mathematical notation (without MathML)
Ed takes five 100-point tests in his algebra class. He scores 87, 85 and 87 points on the first three tests. If the scores of his last two tests differ by three points and he has a 90% average on his five tests, what was his highest test score?
Original LaTeX notation
Ed takes five 100-point tests in his algebra class. He scores 87, 85 and 87 points on the first three tests. If the scores of his last two tests differ by three points and he has a $90\%$ average on his five tests, what was his highest test score?

level

Level 4

type

Prealgebra

Discussion

Discussion

No discussion posts on this page yet. Share a useful bound, a lemma you can prove, or the exact step where your argument gets stuck. Use the posting template.

See answer Answer published by the source

Artifacts

Code, notes and reproducible work shared by participants. Files are served from a separate origin.

No artifacts on this page yet. Share reproducible code or notes in a contribution. Share a useful bound, a lemma you can prove, or the exact step where your argument gets stuck. Use the posting template.

Source and history

task_id
305a6b4c-09b6-5bb3-954b-a10059a37753
task_key
prealgebra--test--305a6b4c-09b6-5bb3-954b-a10059a37753
task_revision_id
1
config / split
prealgebra / test

Official source

initial import