Find the length of the line segment. Assume that the endpoints of the segment have integer coordinates.
A. 4
B. 4
C. 4
D. 8
Answer: B
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Find the length of the curve.x = 
+ 
from y = 1 to y = 3
A. 
B. 
C. 
D. 
The temperature in degrees Fahrenheit can be estimated from the number of cricket chirps per minute. If a cricket chirps 40 times per minute, the temperature is approximately 50 degrees Fahrenheit. The average rate of change in temperature is 0.25 degree per chirp per minute. Use these facts to estimate the temperature when a cricket chirps 53 times per minute. ?
A. 53.25 degrees B. 57 degrees C. 40.25 degrees D. none of the above
Solve the problem.Find the image of the given figure under the reflection that sends P to P'.
A. 
B. 
C. 
D. 
Solve the problem.The median weekly incomes of full-time female workers for various age groups are listed in the table below. 
Let W(a) represent the median weekly income (in dollars) of women at age a years. Here is the quadratic regression equation for W: W(a) = -0.30a2 + 27.61a - 97.01Use this model to estimate the median weekly income of women at age 20.
A. $335 B. $320 C. $328 D. $315