Solve the problem.Lookout station B is located 12 mi due east of station A. The bearing of a fire from A is S10°10'W and the bearing from B is S38°40'W. Determine the distance from the fire to B (to the nearest tenth of a mile).
A. 14.4 mi
B. 12.4 mi
C. 26.8 mi
D. 24.8 mi
Answer: D
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Solve the problem.The Smith's addition to their house is going to cost $23,150. On March 2 they sign a note at 9.5% interest due in 200 days. They make a partial payment on April 30 of $8000. What is the amount due on the maturity date? What is the amount of interest charged?
A. $16,087.55, $937.55 B. $15,713.71, $924.14 C. $16,032.63, $882.63 D. $16,520.23, $1370.10
Solve the problem.If a person puts one penny in a piggy bank on the first day, two pennies in on the second day, three pennies in on the third day, and so forth, how much money will be in the bank after 60 days?
A. $18.30 B. $9.15 C. $36.60 D. $0.60
Solve the problem.Use Ohm's Law, I = 
, to find the current I, given voltage 
and impedance 
A. 845(cos 190° + i sin 190°) B. 13(cos 150° + i sin 150°) C. 13(cos 85.0° + i sin 85.0°) D. 60(cos 150° + i sin 150°)
Solve.A cube has a surface area of 6x2 + 108x + 486. Find the length of a side.
A. x - 9 B. x + 9 C. x + 54 D. 6(x + 9)