Write each ratio or rate as a fraction in simplest form.15 inches of rain in 39 days
A. 
B. 
C. 
D. 
Answer: D
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Solve the variation problem.The distance it takes to stop a car varies directly as the square of the speed of the car. If it takes 112 feet for a car traveling at 40 miles per hour to stop, what distance is required for a speed of 
per hour?
A. 204.46 feet B. 204.12 feet C. 216.42 feet D. 174.96 feet
Determine which, if any, of the following functions might be used as a model for the data: Linear, with 
quadratic, with 
quadratic, with with 
neither linear nor quadratic. IA Robotics
Year
A. f(x) = ax2 + bx + c, a > 0 B. f(x) = mx + b C. f(x) = ax2 + bx + c, a < 0 D. neither linear nor quadratic
Translate the sentence into a multiplication or division statement and solve.What is the quotient of -63 and 7?
A. -9 B. 9 C. -10 D. -8
The letters x and y represent rectangular coordinates. Write the equation using polar coordinates (r, ?).y = x
A. r = cos ? B. r = sin ? C. sin ? = - cos ? D. sin ? = cos ?