Solve the problem.A motorcycle daredevil is planning a stunt to perform at a county fair. A ramp must be built to give him a 20% grade, or slope. If the vertical height at the end of the ramp must be 18 ft to assure that the stunt is a success, what must be the length of the horizontal run?

A. 3.24 ft
B. 18 ft
C. 324 ft
D. 90 ft


Answer: D

Mathematics

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Solve the problem.An election is held in which each member ranks the candidates from first to third. The preference schedule below shows the results of the preliminary nonbinding ballots with candidates A, B, and C.A second election is then held, which yields the following preference schedule:If a run-off of the top two candidates is used to determine the winner, is Fairness Criterion 3 satisfied?

A. yes B. no

Mathematics

Answer the question about the promissory note given.-----------------------Promissory Note------------------------March 12Ninety days after date above, I promise to pay to the order of Thomas Ronney $860 dollars and no cents with interest at 13% per year, payable at Nations Bank Abercorn Branch.Due: June 10 Signed: Fred Nester--------------------------------------------------------------What is the face value of the note?

A. $1.65 B. $4.95 C. $19.78 D. $860

Mathematics

Use the given information to find the quadrant in which ? lies.tan ? > 0 and sin ? < 0

A. Quadrant III B. Quadrant IV C. Quadrant II D. Quadrant I

Mathematics

Combine the complex numbers. ? ?

A. ?
B. ?
C. ?
D. ?
E. ?

Mathematics