Solve the problem.In one state, speeding fines are determined by the formula 
where F is the cost, in dollars, of the fine if a person is caught driving x miles per hour. If the fine comes to $212, how fast was the person driving?
A. 77 mph
B. 79 mph
C. 89 mph
D. 81 mph
Answer: B
Mathematics
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For children between the ages of 5 and 13 years old, the Ehrenberg equation 
gives the relationship between the weight W (in kilograms) and the height h (in meters) of a child. Use differentials to estimate the change in the weight of a child who grows from 1.1 m to 1.3 m. Round the answer to the nearest tenth.
?
__________ kg
Fill in the blank(s) with the appropriate word(s).
Mathematics
Represent the shaded area in the figure group with an improper fraction.
A. 
B. 2
C. 
D. 1
Mathematics
Use the change of base formula to approximate the expression to four decimal places.log7 17
A. 0.6868 B. -1.4560 C. 1.4560 D. 2.9120
Mathematics
Evaluate the expression.8P4
A. 1680 B. 2 C. 4 D. 70
Mathematics