SAT Skills Insight

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Select a score band

Algebra and Functions

Skills needed to score in this band

SKILL 1: Use letters as placeholders for unknown values

  1. 1

    Use letters as placeholders for unknown values


    The amount a restaurant owner pays for coffee beans is directly proportional to the number of pounds of coffee she buys. If she buys n pounds of coffee at d dollars per pound, what is the total amount that she pays, in dollars, in terms of n and d.

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Skills needed to score in the next band

Treat expressions such as a + b as a single quantity in linear problem situations (e.g., solving 2(a + b) = 6 to find the value of a + b)

Verify that a value is a solution to a linear or quadratic equation (e.g., substitute and simplify)

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