Digital SAT Math Practice Question #2464
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Desmos / Fast Proportion: Set up equivalent fractions $\frac{a}{b} = \frac{c}{d}$ and cross-multiply in seconds.
Interest $= 5,450 - 5,000 = 450$. Rate $= \frac{450}{5000} = 0.09 = 9\%$....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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