Examlex
A student in an algebra course has test scores of 67, 80, 75, and 82. What score on the next test will raise the student's average to 80?
Stack
A collection or pile of objects arranged one atop another.
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Solid pieces of hard material with flat surfaces used for construction or as toys.
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Young babies, typically under one year of age.
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The provision of help or support, often aimed at solving a problem or completing a task.
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