Solve.The approach ramp used by a daredevil motorcyclist for flying over a collection of flaming tires has a rise of 45 feet for every 90 feet in horizontal distance. Find the grade of the ramp. Round to the nearest whole percent.
A. 55%
B. 0.5%
C. 20%
D. 50%
Answer: D
Mathematics
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A. 
B. 
C. 
D. 
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Graph the system of inequalities.2x + 3y ? 6x - y ? 3y ? 2
A. 
B. 
C. 
D. 
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Use the distributive property to simplify.-7x(x + 2y + 8z)
A. -7x2 + 14xy + 56xz B. -7x - 14y - 56z C. -7x2 + 2y + 8z D. -7x2 - 14xy - 56xz
Mathematics
Perform the indicated operations.-11 - 6 - 5
A. 0 B. -10 C. -12 D. -22
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