State whether you believe the two variables are correlated. If you believe they are correlated, state whether the correlation is positive or negative. Rate of pedaling a bicycle and speed of the bicycle
A. Positive correlation
B. Negative correlation
C. Not correlated
Answer: A
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Solve the problem.The value V of a car that is t years old can be modeled by V(t) = 19,630(0.82)t. According to the model, what is the value of a 3 year old car?
A. $48,290 B. $4678 C. $10,823 D. $13,199
Graph the equation and give the coordinates of the vertex.y = x2 - 2x - 4 
A. (-1, -5)
B. (1, 3)
C. (1, -5)
D. (-1, -3)
Solve the problem.The screen on a flat screen TV has a rectangular shape with a 20-inch diagonal. If the width of the screen is 12 inches, what is its area?
A. 240 in.2 B. 120 in.2 C. 96 in.2 D. 192 in.2
Estimate the result of the calculation. Use your estimate to determine if the result appears to be correct or incorrect.726 + 898 + 513 + 375 = 2412
A. Incorrect. Estimate: 2600 B. Incorrect. Estimate: 2400 C. Incorrect. Estimate: 2700 D. Incorrect. Estimate: 2500