SAT Math 3

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• D

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If the velocity of the siren's sound waves is 340 meters per second, the velocity of the ambulance is 22 meters per second, and the observer perceives the frequency of the siren's sound waves to be 500 hertz, which of the following is closest to the actual frequency of the siren's sound waves?

• A) 468

• B) 496

• C) 507

• D) 535

Based on the line of best fit, what is the predicted male cricket chirp rate at a temperature of 80 degrees Fahrenheit?