Math · 4 min read
Percentage points vs. percent change: SAT examples
Tell a change in a percentage from a relative percent change, and choose the denominator the question actually asks for.
Worked examples
Make a mistake useful.
Read a short explanation, check the idea, then use it in a different question.
Reading · 4 min read
How to eliminate SAT inference answers
Use the passage to test each inference, especially tempting choices that turn “some” into “all” or certainty.
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