The daily consumption C (in gallons) of diesel fuel on a farm is modeled by
?
,
?
where t is the time (in days), with t = 1 corresponding to January 1.
What is the period of the model?
?
A. 31 days
B. 22 days
C. 183 days
D. 365 days
E. 30 days
Answer: D
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Find the federal withholding tax for the employee. Use the wage bracket method.
Employee Married? Allowances Earnings Pierce, D. yes 3 $685.71 weekly
A. $32 B. $30 C. $29 D. $31
Solve the problem.An express train travels 463 miles between two cities. During the first 
of a trip, the train traveled through mountainous terrain. The train traveled 
per hour slower through mountainous terrain than through level terrain. If the total time to travel between the cities was 9 hours, find the speed of the train on level terrain.
A. 71 mph B. 39 mph C. 23 mph D. 55 mph
Complete the identity.sin2 x + sin2 x cot2 x = ?
A. cot2 x + 1 B. sin2 x + 1 C. cot2 x - 1 D. 1
Using the factoring method, solve for the roots of the quadratic equation.20x2 + 4x = 0
A. x = 0, x = - 
B. x = 0, x = 
C. x = 0, x = 5
D. x = 0, x = -5