Candy has observed 250 sports cars at an intersection and found that 15% did not make a complete stop. Candy tells you that the margin of error was 8%. What was the confidence level of the study?

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Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?

Which equation represents a direct linear variationa. y=x2b. y=2/5xc. y=1/xd. y=x+3